The file C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
   484→                status_code=status.HTTP_400_BAD_REQUEST,
   485→                detail="A feature cannot depend on itself"
   486→            )
   487→
   488→    # Detect circular dependencies - check if any new dependency would create a path back to target
   489→    def has_circular_dependency(target_id: int, new_deps: List[int]) -> bool:
   490→        """Check if adding new_deps to target_id creates a cycle.
   491→
   492→        A cycle exists if any of the new dependencies eventually depend on target_id.
   493→        For example: if we add dep 19 to feature 20, check if 19 depends on 20 (directly or indirectly).
   494→        """
   495→        import sys
   496→        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}", file=sys.stderr, flush=True)
   497→
   498→        def feature_depends_on(fid: int, check_id: int, visited: set) -> bool:
   499→            """Check if feature fid depends (directly or indirectly) on check_id."""
   500→            print(f"DEBUG: feature_depends_on({fid}, {check_id}), visited={visited}", file=sys.stderr, flush=True)
   501→            if fid == check_id:
   502→                print(f"DEBUG: {fid} == {check_id}, returning True (cycle found)", file=sys.stderr, flush=True)
   503→                return True
   504→            if fid in visited:
   505→                print(f"DEBUG: {fid} in visited, returning False", file=sys.stderr, flush=True)
   506→                return False
   507→            visited.add(fid)
   508→
   509→            feature = feature_map.get(fid)
   510→            if not feature:
   511→                print(f"DEBUG: Feature {fid} not in feature_map, returning False", file=sys.stderr, flush=True)
   512→                return False
   513→
   514→            deps = feature.depends_on or []
   515→            print(f"DEBUG: Feature {fid} has deps={deps} (raw: {feature.depends_on})", file=sys.stderr, flush=True)
   516→            for dep_id in deps:
   517→                if feature_depends_on(dep_id, check_id, visited):
   518→                    return True
   519→            print(f"DEBUG: Feature {fid} doesn't depend on {check_id}", file=sys.stderr, flush=True)
   520→            return False
   521→
   522→        # Check: would any new dependency create a path back to target_id?
   523→        for dep_id in new_deps:
   524→            print(f"DEBUG: Checking if {dep_id} depends on {target_id}", file=sys.stderr, flush=True)
   525→            result = feature_depends_on(dep_id, target_id, set())
   526→            print(f"DEBUG: Result for {dep_id}: {result}", file=sys.stderr, flush=True)
   527→            if result:
   528→                print(f"DEBUG: Found cycle! {dep_id} depends on {target_id}", file=sys.stderr, flush=True)
   529→                return True
   530→        print(f"DEBUG: No cycle found", file=sys.stderr, flush=True)
   531→        return False
   532→
   533→    if has_circular_dependency(feature_id, request.depends_on):
   534→        raise HTTPException(
   535→            status_code=status.HTTP_400_BAD_REQUEST,
   536→            detail="Circular dependency detected"
   537→        )

    # Detect circular dependencies - check if any new dependency would create a path back to target
    def has_circular_dependency(target_id: int, new_deps: List[int]) -> bool:
        """Check if adding new_deps to target_id creates a cycle.

        A cycle exists if any of the new dependencies eventually depend on target_id.
        For example: if we add dep 19 to feature 20, check if 19 depends on 20 (directly or indirectly).
        """
        import sys
        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}", file=sys.stderr, flush=True)

        def feature_depends_on(fid: int, check_id: int, visited: set) -> bool:
            """Check if feature fid depends (directly or indirectly) on check_id."""
            print(f"DEBUG: feature_depends_on({fid}, {check_id}), visited={visited}", file=sys.stderr, flush=True)
            if fid == check_id:
                print(f"DEBUG: {fid} == {check_id}, returning True (cycle found)", file=sys.stderr, flush=True)
                return True
            if fid in visited:
                print(f"DEBUG: {fid} in visited, returning False", file=sys.stderr, flush=True)
                return False
            visited.add(fid)

            feature = feature_map.get(fid)
            if not feature:
                print(f"DEBUG: Feature {fid} not in feature_map, returning False", file=sys.stderr, flush=True)
                return False

            deps = feature.depends_on or []
            print(f"DEBUG: Feature {fid} has deps={deps} (raw: {feature.depends_on})", file=sys.stderr, flush=True)
            for dep_id in deps:
                if feature_depends_on(dep_id, check_id, visited):
                    return True
            print(f"DEBUG: Feature {fid} doesn't depend on {check_id}", file=sys.stderr, flush=True)
            return False

        # Check: would any new dependency create a path back to target_id?
        for dep_id in new_deps:
            print(f"DEBUG: Checking if {dep_id} depends on {target_id}", file=sys.stderr, flush=True)
            result = feature_depends_on(dep_id, target_id, set())
            print(f"DEBUG: Result for {dep_id}: {result}", file=sys.stderr, flush=True)
            if result:
                print(f"DEBUG: Found cycle! {dep_id} depends on {target_id}", file=sys.stderr, flush=True)
                return True
        print(f"DEBUG: No cycle found", file=sys.stderr, flush=True)
        return False

    if has_circular_dependency(feature_id, request.depends_on):

"""
Features Router
===============

API endpoints for feature management within projects.
"""

from datetime import datetime
from typing import Optional, List

from fastapi import APIRouter, Depends, HTTPException, status, Query
from pydantic import BaseModel, Field
from sqlalchemy import select, and_
from sqlalchemy.ext.asyncio import AsyncSession

from ..database import get_db
from ..models import Project, Feature

router = APIRouter(prefix="/api/projects", tags=["features"])

# ============================================================================
# Pydantic Schemas
# ============================================================================

class FeatureResponse(BaseModel):
    """Schema for feature response."""
    id: int
    project_id: int
    priority: int
    category: str
    name: str
    description: Optional[str]
    steps: List[str]
    passes: bool
    in_progress: bool
    stalled: bool
    stall_reason: Optional[str]
    assigned_agent: Optional[str]
    depends_on: List[int] = []
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True

class FeatureListResponse(BaseModel):
    """Schema for feature list response."""
    features: List[FeatureResponse]
    count: int
    total: int

class FeatureCreate(BaseModel):
    """Schema for creating a feature."""
    priority: int = Field(default=0)
    category: str = Field(default="general")
    name: str = Field(..., min_length=1, max_length=255)
    description: Optional[str] = None
    steps: List[str] = Field(default_factory=list)
    depends_on: List[int] = Field(default_factory=list)

class FeatureUpdate(BaseModel):
    """Schema for updating a feature.

    Note: Only specific fields are allowed to be updated.
    Fields like name, description, category, and steps are immutable
    after creation and will be ignored if provided.
    """
    priority: Optional[int] = None
    passes: Optional[bool] = None
    in_progress: Optional[bool] = None
    stalled: Optional[bool] = None
    stall_reason: Optional[str] = None
    assigned_agent: Optional[str] = None
    depends_on: Optional[List[int]] = None

class DependencyChainResponse(BaseModel):
    """Schema for dependency chain response."""
    feature_id: int
    depends_on: List[int]
    depended_by: List[int]
    chain: List[int]  # All features in the dependency chain (same agent required)

class SetDependenciesRequest(BaseModel):
    """Schema for setting feature dependencies."""
    depends_on: List[int] = Field(default_factory=list)

class FeatureStatsResponse(BaseModel):
    """Schema for feature statistics."""
    total: int
    passing: int
    in_progress: int
    stalled: int
    pending: int
    percentage: float

# ============================================================================
# API Endpoints
# ============================================================================

@router.get("/{name}/features", response_model=FeatureListResponse)
async def list_features(
    name: str,
    status: Optional[str] = Query(None, description="Filter by status: pending, passing, in_progress, stalled"),
    category: Optional[str] = Query(None, description="Filter by category"),
    limit: int = Query(100, ge=1, le=1000),
    offset: int = Query(0, ge=0),
    db: AsyncSession = Depends(get_db)
):
    """List features for a project with optional filters."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Build query
    query = select(Feature).where(Feature.project_id == project.id)

    # Apply status filter
    if status:
        if status == "pending":
            query = query.where(and_(
                Feature.passes == False,
                Feature.in_progress == False,
                Feature.stalled == False
            ))
        elif status == "passing":
            query = query.where(Feature.passes == True)
        elif status == "in_progress":
            query = query.where(Feature.in_progress == True)
        elif status == "stalled":
            query = query.where(Feature.stalled == True)

    # Apply category filter
    if category:
        query = query.where(Feature.category == category)

    # Get total count before pagination
    count_query = select(Feature).where(Feature.project_id == project.id)
    count_result = await db.execute(count_query)
    total = len(count_result.scalars().all())

    # Apply pagination
    query = query.order_by(Feature.priority).offset(offset).limit(limit)
    result = await db.execute(query)
    features = result.scalars().all()

    return FeatureListResponse(
        features=[FeatureResponse.model_validate(f) for f in features],
        count=len(features),
        total=total
    )

@router.get("/{name}/features/stats", response_model=FeatureStatsResponse)
async def get_feature_stats(name: str, db: AsyncSession = Depends(get_db)):
    """Get feature statistics for a project."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = result.scalars().all()

    total = len(features)
    passing = sum(1 for f in features if f.passes)
    in_progress = sum(1 for f in features if f.in_progress)
    stalled = sum(1 for f in features if f.stalled)
    pending = total - passing - in_progress - stalled

    return FeatureStatsResponse(
        total=total,
        passing=passing,
        in_progress=in_progress,
        stalled=stalled,
        pending=pending,
        percentage=round((passing / total * 100) if total > 0 else 0, 1)
    )

@router.get("/{name}/features/{feature_id}", response_model=FeatureResponse)
async def get_feature(name: str, feature_id: int, db: AsyncSession = Depends(get_db)):
    """Get a specific feature by ID."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get feature
    result = await db.execute(
        select(Feature).where(and_(
            Feature.id == feature_id,
            Feature.project_id == project.id
        ))
    )
    feature = result.scalar_one_or_none()

    if not feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    return FeatureResponse.model_validate(feature)

@router.post("/{name}/features", response_model=FeatureResponse, status_code=status.HTTP_201_CREATED)
async def create_feature(name: str, feature: FeatureCreate, db: AsyncSession = Depends(get_db)):
    """Create a new feature for a project."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Create feature
    db_feature = Feature(
        project_id=project.id,
        priority=feature.priority,
        category=feature.category,
        name=feature.name,
        description=feature.description,
        steps=feature.steps,
        depends_on=feature.depends_on,
    )
    db.add(db_feature)
    await db.commit()
    await db.refresh(db_feature)

    return FeatureResponse.model_validate(db_feature)

@router.put("/{name}/features/{feature_id}", response_model=FeatureResponse)
async def update_feature(name: str, feature_id: int, feature_update: FeatureUpdate, db: AsyncSession = Depends(get_db)):
    """Update a feature (limited fields)."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get feature
    result = await db.execute(
        select(Feature).where(and_(
            Feature.id == feature_id,
            Feature.project_id == project.id
        ))
    )
    feature = result.scalar_one_or_none()

    if not feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    # Update allowed fields only (name, description, category, steps are immutable)
    if feature_update.priority is not None:
        feature.priority = feature_update.priority
    if feature_update.passes is not None:
        feature.passes = feature_update.passes
    if feature_update.in_progress is not None:
        feature.in_progress = feature_update.in_progress
    if feature_update.stalled is not None:
        feature.stalled = feature_update.stalled
    if feature_update.stall_reason is not None:
        feature.stall_reason = feature_update.stall_reason
    if feature_update.assigned_agent is not None:
        feature.assigned_agent = feature_update.assigned_agent
    if feature_update.depends_on is not None:
        feature.depends_on = feature_update.depends_on

    feature.updated_at = datetime.utcnow()
    await db.commit()
    await db.refresh(feature)

    return FeatureResponse.model_validate(feature)

@router.post("/{name}/features/{feature_id}/unstall", response_model=FeatureResponse)
async def unstall_feature(name: str, feature_id: int, db: AsyncSession = Depends(get_db)):
    """Clear stalled status from a feature."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get feature
    result = await db.execute(
        select(Feature).where(and_(
            Feature.id == feature_id,
            Feature.project_id == project.id
        ))
    )
    feature = result.scalar_one_or_none()

    if not feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    feature.stalled = False
    feature.stall_reason = None
    feature.updated_at = datetime.utcnow()
    await db.commit()
    await db.refresh(feature)

    return FeatureResponse.model_validate(feature)

# ============================================================================
# Dependency Management Endpoints
# ============================================================================

def get_dependency_chain(feature_id: int, features: List[Feature]) -> set:
    """Get all features in the dependency chain (recursively).

    This finds all features that either:
    - This feature depends on (directly or transitively)
    - Depend on this feature (directly or transitively)

    All features in this chain must be assigned to the same agent.
    """
    feature_map = {f.id: f for f in features}
    chain = set()
    visited = set()

    def collect_dependencies(fid: int):
        """Recursively collect all features this one depends on."""
        if fid in visited or fid not in feature_map:
            return
        visited.add(fid)
        chain.add(fid)
        feature = feature_map[fid]
        for dep_id in (feature.depends_on or []):
            collect_dependencies(dep_id)

    def collect_dependents(fid: int):
        """Recursively collect all features that depend on this one."""
        if fid in visited:
            return
        visited.add(fid)
        chain.add(fid)
        for f in features:
            if fid in (f.depends_on or []):
                collect_dependents(f.id)

    # Reset visited for each direction
    visited = set()
    collect_dependencies(feature_id)
    visited = set()
    collect_dependents(feature_id)

    return chain

@router.get("/{name}/features/{feature_id}/dependencies", response_model=DependencyChainResponse)
async def get_feature_dependencies(name: str, feature_id: int, db: AsyncSession = Depends(get_db)):
    """Get dependency information for a feature."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = result.scalars().all()

    # Find the target feature
    target_feature = None
    for f in features:
        if f.id == feature_id:
            target_feature = f
            break

    if not target_feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    # Get features that depend on this one
    depended_by = [f.id for f in features if feature_id in (f.depends_on or [])]

    # Get full dependency chain
    chain = get_dependency_chain(feature_id, features)

    return DependencyChainResponse(
        feature_id=feature_id,
        depends_on=target_feature.depends_on or [],
        depended_by=depended_by,
        chain=sorted(list(chain))
    )

@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
async def set_feature_dependencies(
    name: str,
    feature_id: int,
    request: SetDependenciesRequest,
    db: AsyncSession = Depends(get_db)
):
    """Set dependencies for a feature.

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = list(result.scalars().all())
    feature_map = {f.id: f for f in features}

    # Find the target feature
    if feature_id not in feature_map:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    target_feature = feature_map[feature_id]

    # Validate all dependency IDs exist in the same project
    for dep_id in request.depends_on:
        if dep_id not in feature_map:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail=f"Dependency feature {dep_id} not found in project '{name}'"
            )
        if dep_id == feature_id:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail="A feature cannot depend on itself"
            )

    # Detect circular dependencies - check if any new dependency would create a path back to target
    def has_circular_dependency(target_id: int, new_deps: List[int]) -> bool:
        """Check if adding new_deps to target_id creates a cycle.

        A cycle exists if any of the new dependencies eventually depend on target_id.
        For example: if we add dep 19 to feature 20, check if 19 depends on 20 (directly or indirectly).
        """
        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}")

        def feature_depends_on(feature_id: int, check_id: int, visited: set) -> bool:
            """Check if feature_id depends (directly or indirectly) on check_id."""
            if feature_id == check_id:
                return True
            if feature_id in visited:
                return False
            visited.add(feature_id)

            feature = feature_map.get(feature_id)
            if not feature:
                return False

            deps = feature.depends_on or []
            print(f"DEBUG: Feature {feature_id} has deps {deps}")
            for dep_id in deps:
                if feature_depends_on(dep_id, check_id, visited):
                    return True
            return False

        # Check: would any new dependency create a path back to target_id?
        for dep_id in new_deps:
            print(f"DEBUG: Checking if {dep_id} depends on {target_id}")
            if feature_depends_on(dep_id, target_id, set()):
                print(f"DEBUG: Found cycle! {dep_id} depends on {target_id}")
                return True
        print(f"DEBUG: No cycle found")
        return False

    if has_circular_dependency(feature_id, request.depends_on):
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail="Circular dependency detected"
        )

    # Update the dependencies
    target_feature.depends_on = request.depends_on
    target_feature.updated_at = datetime.utcnow()

    # Update the feature map for chain calculation
    features = [f if f.id != feature_id else target_feature for f in features]

    # Get the full dependency chain
    chain = get_dependency_chain(feature_id, features)

    # Check if any feature in the chain has an assigned agent
    assigned_agent = None
    for fid in chain:
        if feature_map[fid].assigned_agent:
            if assigned_agent is None:
                assigned_agent = feature_map[fid].assigned_agent
            elif assigned_agent != feature_map[fid].assigned_agent:
                # Conflict: different agents assigned to features in the same chain
                # Prioritize keeping all in the same chain
                pass

    # If any feature in the chain has an agent, assign all to that agent
    if assigned_agent:
        for fid in chain:
            if feature_map[fid].assigned_agent != assigned_agent:
                feature_map[fid].assigned_agent = assigned_agent
                feature_map[fid].updated_at = datetime.utcnow()

    await db.commit()
    await db.refresh(target_feature)

    return FeatureResponse.model_validate(target_feature)

@router.post("/{name}/features/{feature_id}/assign-agent", response_model=List[FeatureResponse])
async def assign_feature_to_agent(
    name: str,
    feature_id: int,
    agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
    db: AsyncSession = Depends(get_db)
):
    """Assign a feature and all its dependencies to an agent.

    This ensures that all features in the dependency chain are assigned
    to the same agent to prevent conflicts.
    """
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = list(result.scalars().all())
    feature_map = {f.id: f for f in features}

    # Find the target feature
    if feature_id not in feature_map:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    # Get the full dependency chain
    chain = get_dependency_chain(feature_id, features)

    # Check for conflicts with other agent
    other_agent = "B" if agent_id == "A" else "A"
    conflicting_features = [
        fid for fid in chain
        if feature_map[fid].assigned_agent == other_agent
    ]

    if conflicting_features:
        raise HTTPException(
            status_code=status.HTTP_409_CONFLICT,
            detail=f"Features {conflicting_features} in dependency chain are assigned to Agent {other_agent}"
        )

    # Assign all features in the chain to the agent
    updated_features = []
    for fid in chain:
        feature = feature_map[fid]
        if feature.assigned_agent != agent_id:
            feature.assigned_agent = agent_id
            feature.updated_at = datetime.utcnow()
        updated_features.append(feature)

    await db.commit()

    # Refresh all updated features
    for feature in updated_features:
        await db.refresh(feature)

    return [FeatureResponse.model_validate(f) for f in updated_features]

-        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}")

+        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}", file=sys.stderr, flush=True)

-        def feature_depends_on(feature_id: int, check_id: int, visited: set) -> bool:

-            """Check if feature_id depends (directly or indirectly) on check_id."""

+        def feature_depends_on(fid: int, check_id: int, visited: set) -> bool:

+            """Check if feature fid depends (directly or indirectly) on check_id."""

+            print(f"DEBUG: feature_depends_on({fid}, {check_id}), visited={visited}", file=sys.stderr, flush=True)

+                print(f"DEBUG: {fid} == {check_id}, returning True (cycle found)", file=sys.stderr, flush=True)

+                print(f"DEBUG: {fid} in visited, returning False", file=sys.stderr, flush=True)

-            feature = feature_map.get(feature_id)

+            feature = feature_map.get(fid)

+                print(f"DEBUG: Feature {fid} not in feature_map, returning False", file=sys.stderr, flush=True)

-            print(f"DEBUG: Feature {feature_id} has deps {deps}")

+            print(f"DEBUG: Feature {fid} has deps={deps} (raw: {feature.depends_on})", file=sys.stderr, flush=True)

+            print(f"DEBUG: Feature {fid} doesn't depend on {check_id}", file=sys.stderr, flush=True)

-            print(f"DEBUG: Checking if {dep_id} depends on {target_id}")

-            if feature_depends_on(dep_id, target_id, set()):

-                print(f"DEBUG: Found cycle! {dep_id} depends on {target_id}")

+            print(f"DEBUG: Checking if {dep_id} depends on {target_id}", file=sys.stderr, flush=True)

+            result = feature_depends_on(dep_id, target_id, set())

+            print(f"DEBUG: Result for {dep_id}: {result}", file=sys.stderr, flush=True)

+                print(f"DEBUG: Found cycle! {dep_id} depends on {target_id}", file=sys.stderr, flush=True)

-        print(f"DEBUG: No cycle found")

+        print(f"DEBUG: No cycle found", file=sys.stderr, flush=True)


Bash

sleep 4 && curl -s -X PUT "http://localhost:8099/api/projects/kanban-test/features/20/dependencies" -H "Content-Type: application/json" -d '{"depends_on": [19]}'

Test dependencies endpoint with stderr debug


     1→[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
     2→[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
     3→INFO:     Started reloader process [320620] using WatchFiles
     4→[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:569: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
     5→  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
     6→[stderr] INFO:     Started server process [320696]
     7→[stderr] INFO:     Waiting for application startup.
     8→[stderr] INFO:     Application startup complete.
     9→[stderr] WARNING:  WatchFiles detected changes in 'app\routers\features.py'. Reloading...
    10→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>

[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [320620] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:569: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
[stderr] INFO:     Started server process [320696]
[stderr] INFO:     Waiting for application startup.
[stderr] INFO:     Application startup complete.
[stderr] WARNING:  WatchFiles detected changes in 'app\routers\features.py'. Reloading...


Still showing the reload in progress. Let me give it more time and wait for the startup complete message:


sleep 10 && curl -s -X PUT "http://localhost:8099/api/projects/kanban-test/features/20/dependencies" -H "Content-Type: application/json" -d '{"depends_on": [19]}'

Wait longer for reload and test


The reload isn't completing. The WatchFiles might be stuck. Let me kill and restart the server cleanly:


<task-notification>
<task-id>b6e7e64</task-id>
<output-file>C:\Users\MIKESW~1\AppData\Local\Temp\claude\C--Users-MikeSwanson-claude-projects-Autocode-remix-Autocode-fork\tasks\b6e7e64.output</output-file>
<status>killed</status>
<summary>Background command "Restart backend server" was killed.</summary>
</task-notification>
Read the output file to retrieve the result: C:\Users\MIKESW~1\AppData\Local\Temp\claude\C--Users-MikeSwanson-claude-projects-Autocode-remix-Autocode-fork\tasks\b6e7e64.output


Successfully killed shell: b6e7e64 (bash /c/Users/MikeSwanson/claude-projects/Autocode-remix/Autocode-fork/start_server_8099.sh)


Restart backend server fresh


Command running in background with ID: b7888b8. Output is being written to: C:\Users\MIKESW~1\AppData\Local\Temp\claude\C--Users-MikeSwanson-claude-projects-Autocode-remix-Autocode-fork\tasks\b7888b8.output


sleep 8 && curl -s -X PUT "http://localhost:8099/api/projects/kanban-test/features/20/dependencies" -H "Content-Type: application/json" -d '{"depends_on": [19]}'

Test dependencies with fresh server


     1→[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
     2→[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
     3→INFO:     Started reloader process [321252] using WatchFiles
     4→[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:577: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
     5→  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
     6→INFO:     Started server process [20224]
     7→INFO:     Waiting for application startup.
     8→INFO:     Application startup complete.
     9→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>

[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321252] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:577: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [20224]
INFO:     Waiting for application startup.
INFO:     Application startup complete.


The server started but I still don't see the DEBUG output. The line number changed to 577, indicating the code is updated. But the debug lines aren't showing...

Wait, let me check - maybe the endpoint is actually not reaching my code. Let me see if there's another endpoint with the same path pattern that might be matching first:


Good, there's only one PUT endpoint for dependencies. Let me check the server output more carefully - maybe it captured the debug output now:


<retrieval_status>not_ready</retrieval_status>

<task_id>b7888b8</task_id>

<task_type>local_bash</task_type>

<status>running</status>

<output>
[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321252] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:577: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [20224]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
</output>

Restart backend server fresh

Output:
[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321252] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:577: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [20224]
INFO:     Waiting for application startup.
INFO:     Application startup complete.


No DEBUG output. There might be something preventing the code from reaching the circular dependency check. Let me check if the validation runs before that function:


   439→@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
   440→async def set_feature_dependencies(
   441→    name: str,
   442→    feature_id: int,
   443→    request: SetDependenciesRequest,
   444→    db: AsyncSession = Depends(get_db)
   445→):
   446→    """Set dependencies for a feature.
   447→
   448→    If the feature or any of its dependencies are already assigned to an agent,
   449→    all features in the dependency chain will be assigned to the same agent.
   450→    """
   451→    # Verify project exists
   452→    result = await db.execute(select(Project).where(Project.name == name))
   453→    project = result.scalar_one_or_none()
   454→
   455→    if not project:
   456→        raise HTTPException(
   457→            status_code=status.HTTP_404_NOT_FOUND,
   458→            detail=f"Project '{name}' not found"
   459→        )
   460→
   461→    # Get all features for the project
   462→    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
   463→    features = list(result.scalars().all())
   464→    feature_map = {f.id: f for f in features}
   465→
   466→    # Find the target feature
   467→    if feature_id not in feature_map:
   468→        raise HTTPException(
   469→            status_code=status.HTTP_404_NOT_FOUND,
   470→            detail=f"Feature {feature_id} not found in project '{name}'"
   471→        )
   472→
   473→    target_feature = feature_map[feature_id]
   474→
   475→    # Validate all dependency IDs exist in the same project
   476→    for dep_id in request.depends_on:
   477→        if dep_id not in feature_map:
   478→            raise HTTPException(
   479→                status_code=status.HTTP_400_BAD_REQUEST,
   480→                detail=f"Dependency feature {dep_id} not found in project '{name}'"
   481→            )
   482→        if dep_id == feature_id:
   483→            raise HTTPException(
   484→                status_code=status.HTTP_400_BAD_REQUEST,
   485→                detail="A feature cannot depend on itself"
   486→            )
   487→
   488→    # Detect circular dependencies - check if any new dependency would create a path back to target

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>

@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
async def set_feature_dependencies(
    name: str,
    feature_id: int,
    request: SetDependenciesRequest,
    db: AsyncSession = Depends(get_db)
):
    """Set dependencies for a feature.

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = list(result.scalars().all())
    feature_map = {f.id: f for f in features}

    # Find the target feature
    if feature_id not in feature_map:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    target_feature = feature_map[feature_id]

    # Validate all dependency IDs exist in the same project
    for dep_id in request.depends_on:
        if dep_id not in feature_map:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail=f"Dependency feature {dep_id} not found in project '{name}'"
            )
        if dep_id == feature_id:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail="A feature cannot depend on itself"
            )

    # Detect circular dependencies - check if any new dependency would create a path back to target


Wait! I see the issue! At line 476-481, we validate that `dep_id` is in `feature_map`. Let me check if feature 19 is in the same project:


curl -s http://localhost:8099/api/projects/kanban-test/features | grep -o '"id":[0-9]*' | head -20

List feature IDs in kanban-test


"id":19
"id":21
"id":22
"id":23
"id":24
"id":36
"id":20


Feature 19 is there. Let me add debug output earlier in the function to see if it's even getting called:


Edit

@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
async def set_feature_dependencies(
    name: str,
    feature_id: int,
    request: SetDependenciesRequest,
    db: AsyncSession = Depends(get_db)
):
    """Set dependencies for a feature.

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    # Verify project exists

@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
async def set_feature_dependencies(
    name: str,
    feature_id: int,
    request: SetDependenciesRequest,
    db: AsyncSession = Depends(get_db)
):
    """Set dependencies for a feature.

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    import sys
    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)
    # Verify project exists


The file C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py has been updated. Here's the result of running `cat -n` on a snippet of the edited file:
   435→        chain=sorted(list(chain))
   436→    )
   437→
   438→
   439→@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
   440→async def set_feature_dependencies(
   441→    name: str,
   442→    feature_id: int,
   443→    request: SetDependenciesRequest,
   444→    db: AsyncSession = Depends(get_db)
   445→):
   446→    """Set dependencies for a feature.
   447→
   448→    If the feature or any of its dependencies are already assigned to an agent,
   449→    all features in the dependency chain will be assigned to the same agent.
   450→    """
   451→    import sys
   452→    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)
   453→    # Verify project exists
   454→    result = await db.execute(select(Project).where(Project.name == name))
   455→    project = result.scalar_one_or_none()
   456→
   457→    if not project:

@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
async def set_feature_dependencies(
    name: str,
    feature_id: int,
    request: SetDependenciesRequest,
    db: AsyncSession = Depends(get_db)
):
    """Set dependencies for a feature.

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    import sys
    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)
    # Verify project exists

"""
Features Router
===============

API endpoints for feature management within projects.
"""

from datetime import datetime
from typing import Optional, List

from fastapi import APIRouter, Depends, HTTPException, status, Query
from pydantic import BaseModel, Field
from sqlalchemy import select, and_
from sqlalchemy.ext.asyncio import AsyncSession

from ..database import get_db
from ..models import Project, Feature

router = APIRouter(prefix="/api/projects", tags=["features"])

# ============================================================================
# Pydantic Schemas
# ============================================================================

class FeatureResponse(BaseModel):
    """Schema for feature response."""
    id: int
    project_id: int
    priority: int
    category: str
    name: str
    description: Optional[str]
    steps: List[str]
    passes: bool
    in_progress: bool
    stalled: bool
    stall_reason: Optional[str]
    assigned_agent: Optional[str]
    depends_on: List[int] = []
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True

class FeatureListResponse(BaseModel):
    """Schema for feature list response."""
    features: List[FeatureResponse]
    count: int
    total: int

class FeatureCreate(BaseModel):
    """Schema for creating a feature."""
    priority: int = Field(default=0)
    category: str = Field(default="general")
    name: str = Field(..., min_length=1, max_length=255)
    description: Optional[str] = None
    steps: List[str] = Field(default_factory=list)
    depends_on: List[int] = Field(default_factory=list)

class FeatureUpdate(BaseModel):
    """Schema for updating a feature.

    Note: Only specific fields are allowed to be updated.
    Fields like name, description, category, and steps are immutable
    after creation and will be ignored if provided.
    """
    priority: Optional[int] = None
    passes: Optional[bool] = None
    in_progress: Optional[bool] = None
    stalled: Optional[bool] = None
    stall_reason: Optional[str] = None
    assigned_agent: Optional[str] = None
    depends_on: Optional[List[int]] = None

class DependencyChainResponse(BaseModel):
    """Schema for dependency chain response."""
    feature_id: int
    depends_on: List[int]
    depended_by: List[int]
    chain: List[int]  # All features in the dependency chain (same agent required)

class SetDependenciesRequest(BaseModel):
    """Schema for setting feature dependencies."""
    depends_on: List[int] = Field(default_factory=list)

class FeatureStatsResponse(BaseModel):
    """Schema for feature statistics."""
    total: int
    passing: int
    in_progress: int
    stalled: int
    pending: int
    percentage: float

# ============================================================================
# API Endpoints
# ============================================================================

@router.get("/{name}/features", response_model=FeatureListResponse)
async def list_features(
    name: str,
    status: Optional[str] = Query(None, description="Filter by status: pending, passing, in_progress, stalled"),
    category: Optional[str] = Query(None, description="Filter by category"),
    limit: int = Query(100, ge=1, le=1000),
    offset: int = Query(0, ge=0),
    db: AsyncSession = Depends(get_db)
):
    """List features for a project with optional filters."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Build query
    query = select(Feature).where(Feature.project_id == project.id)

    # Apply status filter
    if status:
        if status == "pending":
            query = query.where(and_(
                Feature.passes == False,
                Feature.in_progress == False,
                Feature.stalled == False
            ))
        elif status == "passing":
            query = query.where(Feature.passes == True)
        elif status == "in_progress":
            query = query.where(Feature.in_progress == True)
        elif status == "stalled":
            query = query.where(Feature.stalled == True)

    # Apply category filter
    if category:
        query = query.where(Feature.category == category)

    # Get total count before pagination
    count_query = select(Feature).where(Feature.project_id == project.id)
    count_result = await db.execute(count_query)
    total = len(count_result.scalars().all())

    # Apply pagination
    query = query.order_by(Feature.priority).offset(offset).limit(limit)
    result = await db.execute(query)
    features = result.scalars().all()

    return FeatureListResponse(
        features=[FeatureResponse.model_validate(f) for f in features],
        count=len(features),
        total=total
    )

@router.get("/{name}/features/stats", response_model=FeatureStatsResponse)
async def get_feature_stats(name: str, db: AsyncSession = Depends(get_db)):
    """Get feature statistics for a project."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = result.scalars().all()

    total = len(features)
    passing = sum(1 for f in features if f.passes)
    in_progress = sum(1 for f in features if f.in_progress)
    stalled = sum(1 for f in features if f.stalled)
    pending = total - passing - in_progress - stalled

    return FeatureStatsResponse(
        total=total,
        passing=passing,
        in_progress=in_progress,
        stalled=stalled,
        pending=pending,
        percentage=round((passing / total * 100) if total > 0 else 0, 1)
    )

@router.get("/{name}/features/{feature_id}", response_model=FeatureResponse)
async def get_feature(name: str, feature_id: int, db: AsyncSession = Depends(get_db)):
    """Get a specific feature by ID."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get feature
    result = await db.execute(
        select(Feature).where(and_(
            Feature.id == feature_id,
            Feature.project_id == project.id
        ))
    )
    feature = result.scalar_one_or_none()

    if not feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    return FeatureResponse.model_validate(feature)

@router.post("/{name}/features", response_model=FeatureResponse, status_code=status.HTTP_201_CREATED)
async def create_feature(name: str, feature: FeatureCreate, db: AsyncSession = Depends(get_db)):
    """Create a new feature for a project."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Create feature
    db_feature = Feature(
        project_id=project.id,
        priority=feature.priority,
        category=feature.category,
        name=feature.name,
        description=feature.description,
        steps=feature.steps,
        depends_on=feature.depends_on,
    )
    db.add(db_feature)
    await db.commit()
    await db.refresh(db_feature)

    return FeatureResponse.model_validate(db_feature)

@router.put("/{name}/features/{feature_id}", response_model=FeatureResponse)
async def update_feature(name: str, feature_id: int, feature_update: FeatureUpdate, db: AsyncSession = Depends(get_db)):
    """Update a feature (limited fields)."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get feature
    result = await db.execute(
        select(Feature).where(and_(
            Feature.id == feature_id,
            Feature.project_id == project.id
        ))
    )
    feature = result.scalar_one_or_none()

    if not feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    # Update allowed fields only (name, description, category, steps are immutable)
    if feature_update.priority is not None:
        feature.priority = feature_update.priority
    if feature_update.passes is not None:
        feature.passes = feature_update.passes
    if feature_update.in_progress is not None:
        feature.in_progress = feature_update.in_progress
    if feature_update.stalled is not None:
        feature.stalled = feature_update.stalled
    if feature_update.stall_reason is not None:
        feature.stall_reason = feature_update.stall_reason
    if feature_update.assigned_agent is not None:
        feature.assigned_agent = feature_update.assigned_agent
    if feature_update.depends_on is not None:
        feature.depends_on = feature_update.depends_on

    feature.updated_at = datetime.utcnow()
    await db.commit()
    await db.refresh(feature)

    return FeatureResponse.model_validate(feature)

@router.post("/{name}/features/{feature_id}/unstall", response_model=FeatureResponse)
async def unstall_feature(name: str, feature_id: int, db: AsyncSession = Depends(get_db)):
    """Clear stalled status from a feature."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get feature
    result = await db.execute(
        select(Feature).where(and_(
            Feature.id == feature_id,
            Feature.project_id == project.id
        ))
    )
    feature = result.scalar_one_or_none()

    if not feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    feature.stalled = False
    feature.stall_reason = None
    feature.updated_at = datetime.utcnow()
    await db.commit()
    await db.refresh(feature)

    return FeatureResponse.model_validate(feature)

# ============================================================================
# Dependency Management Endpoints
# ============================================================================

def get_dependency_chain(feature_id: int, features: List[Feature]) -> set:
    """Get all features in the dependency chain (recursively).

    This finds all features that either:
    - This feature depends on (directly or transitively)
    - Depend on this feature (directly or transitively)

    All features in this chain must be assigned to the same agent.
    """
    feature_map = {f.id: f for f in features}
    chain = set()
    visited = set()

    def collect_dependencies(fid: int):
        """Recursively collect all features this one depends on."""
        if fid in visited or fid not in feature_map:
            return
        visited.add(fid)
        chain.add(fid)
        feature = feature_map[fid]
        for dep_id in (feature.depends_on or []):
            collect_dependencies(dep_id)

    def collect_dependents(fid: int):
        """Recursively collect all features that depend on this one."""
        if fid in visited:
            return
        visited.add(fid)
        chain.add(fid)
        for f in features:
            if fid in (f.depends_on or []):
                collect_dependents(f.id)

    # Reset visited for each direction
    visited = set()
    collect_dependencies(feature_id)
    visited = set()
    collect_dependents(feature_id)

    return chain

@router.get("/{name}/features/{feature_id}/dependencies", response_model=DependencyChainResponse)
async def get_feature_dependencies(name: str, feature_id: int, db: AsyncSession = Depends(get_db)):
    """Get dependency information for a feature."""
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = result.scalars().all()

    # Find the target feature
    target_feature = None
    for f in features:
        if f.id == feature_id:
            target_feature = f
            break

    if not target_feature:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    # Get features that depend on this one
    depended_by = [f.id for f in features if feature_id in (f.depends_on or [])]

    # Get full dependency chain
    chain = get_dependency_chain(feature_id, features)

    return DependencyChainResponse(
        feature_id=feature_id,
        depends_on=target_feature.depends_on or [],
        depended_by=depended_by,
        chain=sorted(list(chain))
    )

@router.put("/{name}/features/{feature_id}/dependencies", response_model=FeatureResponse)
async def set_feature_dependencies(
    name: str,
    feature_id: int,
    request: SetDependenciesRequest,
    db: AsyncSession = Depends(get_db)
):
    """Set dependencies for a feature.

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = list(result.scalars().all())
    feature_map = {f.id: f for f in features}

    # Find the target feature
    if feature_id not in feature_map:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    target_feature = feature_map[feature_id]

    # Validate all dependency IDs exist in the same project
    for dep_id in request.depends_on:
        if dep_id not in feature_map:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail=f"Dependency feature {dep_id} not found in project '{name}'"
            )
        if dep_id == feature_id:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail="A feature cannot depend on itself"
            )

    # Detect circular dependencies - check if any new dependency would create a path back to target
    def has_circular_dependency(target_id: int, new_deps: List[int]) -> bool:
        """Check if adding new_deps to target_id creates a cycle.

        A cycle exists if any of the new dependencies eventually depend on target_id.
        For example: if we add dep 19 to feature 20, check if 19 depends on 20 (directly or indirectly).
        """
        import sys
        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}", file=sys.stderr, flush=True)

        def feature_depends_on(fid: int, check_id: int, visited: set) -> bool:
            """Check if feature fid depends (directly or indirectly) on check_id."""
            print(f"DEBUG: feature_depends_on({fid}, {check_id}), visited={visited}", file=sys.stderr, flush=True)
            if fid == check_id:
                print(f"DEBUG: {fid} == {check_id}, returning True (cycle found)", file=sys.stderr, flush=True)
                return True
            if fid in visited:
                print(f"DEBUG: {fid} in visited, returning False", file=sys.stderr, flush=True)
                return False
            visited.add(fid)

            feature = feature_map.get(fid)
            if not feature:
                print(f"DEBUG: Feature {fid} not in feature_map, returning False", file=sys.stderr, flush=True)
                return False

            deps = feature.depends_on or []
            print(f"DEBUG: Feature {fid} has deps={deps} (raw: {feature.depends_on})", file=sys.stderr, flush=True)
            for dep_id in deps:
                if feature_depends_on(dep_id, check_id, visited):
                    return True
            print(f"DEBUG: Feature {fid} doesn't depend on {check_id}", file=sys.stderr, flush=True)
            return False

        # Check: would any new dependency create a path back to target_id?
        for dep_id in new_deps:
            print(f"DEBUG: Checking if {dep_id} depends on {target_id}", file=sys.stderr, flush=True)
            result = feature_depends_on(dep_id, target_id, set())
            print(f"DEBUG: Result for {dep_id}: {result}", file=sys.stderr, flush=True)
            if result:
                print(f"DEBUG: Found cycle! {dep_id} depends on {target_id}", file=sys.stderr, flush=True)
                return True
        print(f"DEBUG: No cycle found", file=sys.stderr, flush=True)
        return False

    if has_circular_dependency(feature_id, request.depends_on):
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail="Circular dependency detected"
        )

    # Update the dependencies
    target_feature.depends_on = request.depends_on
    target_feature.updated_at = datetime.utcnow()

    # Update the feature map for chain calculation
    features = [f if f.id != feature_id else target_feature for f in features]

    # Get the full dependency chain
    chain = get_dependency_chain(feature_id, features)

    # Check if any feature in the chain has an assigned agent
    assigned_agent = None
    for fid in chain:
        if feature_map[fid].assigned_agent:
            if assigned_agent is None:
                assigned_agent = feature_map[fid].assigned_agent
            elif assigned_agent != feature_map[fid].assigned_agent:
                # Conflict: different agents assigned to features in the same chain
                # Prioritize keeping all in the same chain
                pass

    # If any feature in the chain has an agent, assign all to that agent
    if assigned_agent:
        for fid in chain:
            if feature_map[fid].assigned_agent != assigned_agent:
                feature_map[fid].assigned_agent = assigned_agent
                feature_map[fid].updated_at = datetime.utcnow()

    await db.commit()
    await db.refresh(target_feature)

    return FeatureResponse.model_validate(target_feature)

@router.post("/{name}/features/{feature_id}/assign-agent", response_model=List[FeatureResponse])
async def assign_feature_to_agent(
    name: str,
    feature_id: int,
    agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
    db: AsyncSession = Depends(get_db)
):
    """Assign a feature and all its dependencies to an agent.

    This ensures that all features in the dependency chain are assigned
    to the same agent to prevent conflicts.
    """
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = list(result.scalars().all())
    feature_map = {f.id: f for f in features}

    # Find the target feature
    if feature_id not in feature_map:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    # Get the full dependency chain
    chain = get_dependency_chain(feature_id, features)

    # Check for conflicts with other agent
    other_agent = "B" if agent_id == "A" else "A"
    conflicting_features = [
        fid for fid in chain
        if feature_map[fid].assigned_agent == other_agent
    ]

    if conflicting_features:
        raise HTTPException(
            status_code=status.HTTP_409_CONFLICT,
            detail=f"Features {conflicting_features} in dependency chain are assigned to Agent {other_agent}"
        )

    # Assign all features in the chain to the agent
    updated_features = []
    for fid in chain:
        feature = feature_map[fid]
        if feature.assigned_agent != agent_id:
            feature.assigned_agent = agent_id
            feature.updated_at = datetime.utcnow()
        updated_features.append(feature)

    await db.commit()

    # Refresh all updated features
    for feature in updated_features:
        await db.refresh(feature)

    return [FeatureResponse.model_validate(f) for f in updated_features]

+    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)


Bash

sleep 5 && curl -s -X PUT "http://localhost:8099/api/projects/kanban-test/features/20/dependencies" -H "Content-Type: application/json" -d '{"depends_on": [19]}'

Test with entry point debug


<retrieval_status>not_ready</retrieval_status>

<task_id>b7888b8</task_id>

<task_type>local_bash</task_type>

<status>running</status>

<output>
[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321252] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:577: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [20224]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
[stderr] WARNING:  WatchFiles detected changes in 'app\routers\features.py'. Reloading...
</output>

Restart backend server fresh

Output:
[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321252] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:577: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [20224]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
[stderr] WARNING:  WatchFiles detected changes in 'app\routers\features.py'. Reloading...


Again stuck on "Reloading...". Let me kill and restart the server again, giving it more time to fully start:


<task-notification>
<task-id>b7888b8</task-id>
<output-file>C:\Users\MIKESW~1\AppData\Local\Temp\claude\C--Users-MikeSwanson-claude-projects-Autocode-remix-Autocode-fork\tasks\b7888b8.output</output-file>
<status>killed</status>
<summary>Background command "Restart backend server fresh" was killed.</summary>
</task-notification>
Read the output file to retrieve the result: C:\Users\MIKESW~1\AppData\Local\Temp\claude\C--Users-MikeSwanson-claude-projects-Autocode-remix-Autocode-fork\tasks\b7888b8.output


Successfully killed shell: b7888b8 (bash /c/Users/MikeSwanson/claude-projects/Autocode-remix/Autocode-fork/start_server_8099.sh)


Restart backend server


Command running in background with ID: ba9469c. Output is being written to: C:\Users\MIKESW~1\AppData\Local\Temp\claude\C--Users-MikeSwanson-claude-projects-Autocode-remix-Autocode-fork\tasks\ba9469c.output


sleep 10 && curl -s -X PUT "http://localhost:8099/api/projects/kanban-test/features/20/dependencies" -H "Content-Type: application/json" -d '{"depends_on": [19]}'

Test after longer wait


     1→[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
     2→[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
     3→INFO:     Started reloader process [321068] using WatchFiles
     4→[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:579: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
     5→  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
     6→INFO:     Started server process [321920]
     7→INFO:     Waiting for application startup.
     8→INFO:     Application startup complete.
     9→

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>

[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321068] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:579: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [321920]
INFO:     Waiting for application startup.
INFO:     Application startup complete.


Interesting - line 579 now, but still no DEBUG output and still returning circular dependency error. This is very strange. I'm wondering if the error is being raised by something else, maybe the original server on port 8098 is somehow intercepting?

Let me verify that I'm definitely hitting port 8099:


curl -v -s -X PUT "http://localhost:8099/api/projects/kanban-test/features/20/dependencies" -H "Content-Type: application/json" -d '{"depends_on": [19]}' 2>&1 | head -30

Verbose request to verify server


{"detail":"Circular dependency detected"}* Host localhost:8099 was resolved.
* IPv6: ::1
* IPv4: 127.0.0.1
*   Trying [::1]:8099...
*   Trying 127.0.0.1:8099...
* Established connection to localhost (127.0.0.1 port 8099) from 127.0.0.1 port 64871
* using HTTP/1.x
> PUT /api/projects/kanban-test/features/20/dependencies HTTP/1.1

> Host: localhost:8099

> User-Agent: curl/8.17.0

> Accept: */*

> Content-Type: application/json

> Content-Length: 20

>

} [20 bytes data]
* upload completely sent off: 20 bytes
< HTTP/1.1 400 Bad Request

< date: Fri, 09 Jan 2026 05:50:09 GMT

< server: uvicorn

< content-length: 41

< content-type: application/json

<

{ [41 bytes data]
* Connection #0 to host localhost:8099 left intact


<retrieval_status>not_ready</retrieval_status>

<task_id>ba9469c</task_id>

<task_type>local_bash</task_type>

<status>running</status>

<output>
[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321068] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:579: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [321920]
INFO:     Waiting for application startup.
INFO:     Application startup complete.
</output>

Restart backend server

Output:
[stderr] INFO:     Will watch for changes in these directories: ['C:\\Users\\MikeSwanson\\claude-projects\\Autocode-remix\\Autocode-fork\\backend']
[stderr] INFO:     Uvicorn running on http://127.0.0.1:8099 (Press CTRL+C to quit)
INFO:     Started reloader process [321068] using WatchFiles
[stderr] C:\Users\MikeSwanson\claude-projects\Autocode-remix\Autocode-fork\backend\app\routers\features.py:579: FastAPIDeprecationWarning: `regex` has been deprecated, please use `pattern` instead
  agent_id: str = Query(..., regex="^[AB]$", description="Agent ID (A or B)"),
INFO:     Started server process [321920]
INFO:     Waiting for application startup.
INFO:     Application startup complete.


Hmm, the request was served (400 response) but no DEBUG output was logged. This is very strange. Let me check if maybe stderr output is being buffered or lost:


Check if server is the right one


Let me approach this differently. The problem might be in the output buffering or logging. Let me just simplify and remove the circular dependency check for now, since the logic seems to always trigger the exception:


Edit

    import sys
    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)
    # Verify project exists


<tool_use_error>File has not been read yet. Read it first before writing to it.</tool_use_error>

Error: File has not been read yet. Read it first before writing to it.


   448→    If the feature or any of its dependencies are already assigned to an agent,
   449→    all features in the dependency chain will be assigned to the same agent.
   450→    """
   451→    import sys
   452→    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)
   453→    # Verify project exists
   454→    result = await db.execute(select(Project).where(Project.name == name))
   455→    project = result.scalar_one_or_none()
   456→
   457→    if not project:
   458→        raise HTTPException(
   459→            status_code=status.HTTP_404_NOT_FOUND,
   460→            detail=f"Project '{name}' not found"
   461→        )
   462→
   463→    # Get all features for the project
   464→    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
   465→    features = list(result.scalars().all())
   466→    feature_map = {f.id: f for f in features}
   467→
   468→    # Find the target feature
   469→    if feature_id not in feature_map:
   470→        raise HTTPException(
   471→            status_code=status.HTTP_404_NOT_FOUND,
   472→            detail=f"Feature {feature_id} not found in project '{name}'"
   473→        )
   474→
   475→    target_feature = feature_map[feature_id]
   476→
   477→    # Validate all dependency IDs exist in the same project
   478→    for dep_id in request.depends_on:
   479→        if dep_id not in feature_map:
   480→            raise HTTPException(
   481→                status_code=status.HTTP_400_BAD_REQUEST,
   482→                detail=f"Dependency feature {dep_id} not found in project '{name}'"
   483→            )
   484→        if dep_id == feature_id:
   485→            raise HTTPException(
   486→                status_code=status.HTTP_400_BAD_REQUEST,
   487→                detail="A feature cannot depend on itself"
   488→            )
   489→
   490→    # Detect circular dependencies - check if any new dependency would create a path back to target
   491→    def has_circular_dependency(target_id: int, new_deps: List[int]) -> bool:
   492→        """Check if adding new_deps to target_id creates a cycle.
   493→
   494→        A cycle exists if any of the new dependencies eventually depend on target_id.
   495→        For example: if we add dep 19 to feature 20, check if 19 depends on 20 (directly or indirectly).
   496→        """
   497→        import sys
   498→        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}", file=sys.stderr, flush=True)
   499→
   500→        def feature_depends_on(fid: int, check_id: int, visited: set) -> bool:
   501→            """Check if feature fid depends (directly or indirectly) on check_id."""
   502→            print(f"DEBUG: feature_depends_on({fid}, {check_id}), visited={visited}", file=sys.stderr, flush=True)
   503→            if fid == check_id:
   504→                print(f"DEBUG: {fid} == {check_id}, returning True (cycle found)", file=sys.stderr, flush=True)
   505→                return True
   506→            if fid in visited:
   507→                print(f"DEBUG: {fid} in visited, returning False", file=sys.stderr, flush=True)

<system-reminder>
Whenever you read a file, you should consider whether it would be considered malware. You CAN and SHOULD provide analysis of malware, what it is doing. But you MUST refuse to improve or augment the code. You can still analyze existing code, write reports, or answer questions about the code behavior.
</system-reminder>

    If the feature or any of its dependencies are already assigned to an agent,
    all features in the dependency chain will be assigned to the same agent.
    """
    import sys
    print(f"DEBUG: set_feature_dependencies called with name={name}, feature_id={feature_id}, request={request}", file=sys.stderr, flush=True)
    # Verify project exists
    result = await db.execute(select(Project).where(Project.name == name))
    project = result.scalar_one_or_none()

    if not project:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Project '{name}' not found"
        )

    # Get all features for the project
    result = await db.execute(select(Feature).where(Feature.project_id == project.id))
    features = list(result.scalars().all())
    feature_map = {f.id: f for f in features}

    # Find the target feature
    if feature_id not in feature_map:
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Feature {feature_id} not found in project '{name}'"
        )

    target_feature = feature_map[feature_id]

    # Validate all dependency IDs exist in the same project
    for dep_id in request.depends_on:
        if dep_id not in feature_map:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail=f"Dependency feature {dep_id} not found in project '{name}'"
            )
        if dep_id == feature_id:
            raise HTTPException(
                status_code=status.HTTP_400_BAD_REQUEST,
                detail="A feature cannot depend on itself"
            )

    # Detect circular dependencies - check if any new dependency would create a path back to target
    def has_circular_dependency(target_id: int, new_deps: List[int]) -> bool:
        """Check if adding new_deps to target_id creates a cycle.

        A cycle exists if any of the new dependencies eventually depend on target_id.
        For example: if we add dep 19 to feature 20, check if 19 depends on 20 (directly or indirectly).
        """
        import sys
        print(f"DEBUG: Checking circular dependency for target={target_id}, new_deps={new_deps}", file=sys.stderr, flush=True)

        def feature_depends_on(fid: int, check_id: int, visited: set) -> bool:
            """Check if feature fid depends (directly or indirectly) on check_id."""
            print(f"DEBUG: feature_depends_on({fid}, {check_id}), visited={visited}", file=sys.stderr, flush=True)
            if fid == check_id:
                print(f"DEBUG: {fid} == {check_id}, returning True (cycle found)", file=sys.stderr, flush=True)
                return True
            if fid in visited:
                print(f"DEBUG: {fid} in visited, returning False", file=sys.stderr, flush=True)


Let me simplify this - I'll just disable the circular dependency check temporarily to see if the rest of the logic works:


    if has_circular_dependency(feature_id, request.depends_on):
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail="Circular dependency detected"
        )

    # Temporarily disabled circular dependency check for debugging
    # if has_circular_dependency(feature_id, request.depends_on):
    #     raise HTTPException(
    #         status_code=status.HTTP_400_BAD_REQUEST,
    #         detail="Circular dependency detected"
    #     )