Initial GuruConnect implementation - Phase 1 MVP

- Agent: DXGI/GDI screen capture, mouse/keyboard input, WebSocket transport
- Server: Axum relay, session management, REST API
- Dashboard: React viewer components with TypeScript
- Protocol: Protobuf definitions for all message types

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

server/src/db/mod.rs

@@ -0,0 +1,45 @@
+//! Database module
+//!
+//! Handles session logging and persistence.
+//! Optional for MVP - sessions are kept in memory only.
+
+use anyhow::Result;
+
+/// Database connection pool (placeholder)
+#[derive(Clone)]
+pub struct Database {
+    // TODO: Add sqlx pool when PostgreSQL is needed
+    _placeholder: (),
+}
+
+impl Database {
+    /// Initialize database connection
+    pub async fn init(_database_url: &str) -> Result<Self> {
+        // TODO: Initialize PostgreSQL connection pool
+        Ok(Self { _placeholder: () })
+    }
+}
+
+/// Session event for audit logging
+#[derive(Debug)]
+pub struct SessionEvent {
+    pub session_id: String,
+    pub event_type: SessionEventType,
+    pub details: Option<String>,
+}
+
+#[derive(Debug)]
+pub enum SessionEventType {
+    Started,
+    ViewerJoined,
+    ViewerLeft,
+    Ended,
+}
+
+impl Database {
+    /// Log a session event (placeholder)
+    pub async fn log_session_event(&self, _event: SessionEvent) -> Result<()> {
+        // TODO: Insert into connect_session_events table
+        Ok(())
+    }
+}