[Config] Add coding guidelines and code-fixer agent

Major additions:
- Add CODING_GUIDELINES.md with "NO EMOJIS" rule
- Create code-fixer agent for automated violation fixes
- Add offline mode v2 hooks with local caching/queue
- Add periodic context save with invisible Task Scheduler setup
- Add agent coordination rules and database connection docs

Infrastructure:
- Update hooks: task-complete-v2, user-prompt-submit-v2
- Add periodic_save_check.py for auto-save every 5min
- Add PowerShell scripts: setup_periodic_save.ps1, update_to_invisible.ps1
- Add sync-contexts script for queue synchronization

Documentation:
- OFFLINE_MODE.md, PERIODIC_SAVE_INVISIBLE_SETUP.md
- Migration procedures and verification docs
- Fix flashing window guide

Updates:
- Update agent configs (backup, code-review, coding, database, gitea, testing)
- Update claude.md with coding guidelines reference
- Update .gitignore for new cache/queue directories

Status: Pre-automated-fixer baseline commit

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

import_output.txt

@@ -0,0 +1,11 @@
+======================================================================
+CLAUDE CONTEXT IMPORT TOOL
+======================================================================
+[OK] Loaded JWT token from .claude\context-recall-config.env
+
+[API] Calling: http://172.16.3.30:8001/api/bulk-import/import-folder
+   Mode: EXECUTE
+   Folder: C:\Users\MikeSwanson\.claude\projects
+
+[ERROR] API Error: 404 Client Error: Not Found for url: http://172.16.3.30:8001/api/bulk-import/import-folder?folder_path=C%3A%5CUsers%5CMikeSwanson%5C.claude%5Cprojects&dry_run=False
+   Detail: Base path does not exist: C:\Users\MikeSwanson\.claude\projects