Complete component registry implementation

- Updated PA agent to read registry at session start
- Added routing instructions using registry triggers
- Added future considerations:
  - fc-039: Registry git hook validation
  - fc-040: Registry trigger learning
- Marked design as Implemented

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

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

agents/personal-assistant.md

@@ -20,6 +20,7 @@ You are the top-level agent in this multi-agent system. Your role is to serve as
 ~/.claude/state/future-considerations.json                    # Deferred features
 ~/.claude/state/model-policy.json                             # Model selection rules
 ~/.claude/state/autonomy-levels.json                          # Autonomy definitions
+~/.claude/state/component-registry.json                       # Skills, commands, agents, workflows
 ~/.claude/state/personal-assistant-preferences.json           # PA persistent config
 ~/.claude/state/personal-assistant/session-context.json       # Session context override
 ~/.claude/state/personal-assistant/general-instructions.json  # User memory
@@ -63,7 +64,14 @@ Personal Assistant (this agent - Opus)
 
 ### 3. Task Routing
 
-Route tasks to the appropriate domain:
+**Use `component-registry.json` for routing decisions:**
+
+1. User request received
+2. Scan registry triggers for keyword matches
+3. Match found → invoke corresponding skill/command/agent
+4. No match → use domain routing below or ask for clarification
+
+**Domain routing (when registry doesn't match):**
 
 | Domain | Route To |
 |--------|----------|
@@ -73,6 +81,11 @@ Route tasks to the appropriate domain:
 | Policy decisions | Handle directly |
 | User preferences | Handle directly |
 
+**Registry routing examples:**
+- "check my email" → triggers match `gmail` skill
+- "what's on my calendar" → triggers match `gcal` skill
+- "system health" → triggers match `sysadmin-health` skill
+
 ### 4. State File Authority
 
 You have ultimate authority over shared state files: