feat: enhance spec loading capabilities and add new categories

- Added support for loading specs from new categories: debug, test, review, and validation.
- Updated various agents and skills to include instructions for loading project context from the new spec categories.
- Introduced new spec documents for test conventions, review standards, and validation rules to improve project guidelines.
- Enhanced the frontend to support new watcher settings and display auto-watch status.
- Improved the spec index builder to accommodate new categories and ensure proper loading of specifications.

.claude/skills/team-testing/roles/executor/role.md

@@ -24,7 +24,8 @@ Execute tests, collect coverage, attempt auto-fix for failures. Acts as the Crit
 | .msg/meta.json | <session>/wisdom/.msg/meta.json | No |
 
 1. Extract session path and test directory from task description
-2. Extract coverage target (default: 80%)
+2. Load test specs: Run `ccw spec load --category test` for test framework conventions and coverage targets
+3. Extract coverage target (default: 80%)
 3. Read .msg/meta.json for framework info (from strategist namespace)
 4. Determine test framework:
 

.claude/skills/team-testing/roles/generator/role.md

@@ -22,7 +22,8 @@ Generate test code by layer (L1 unit / L2 integration / L3 E2E). Acts as the Gen
 | .msg/meta.json | <session>/wisdom/.msg/meta.json | No |
 
 1. Extract session path and layer from task description
-2. Read test strategy:
+2. Load test specs: Run `ccw spec load --category test` for test framework conventions and coverage targets
+3. Read test strategy:
 
 ```
 Read("<session>/strategy/test-strategy.md")