Diagnose Claude Code Hooks

Run a diagnostic check on the user's Claude Code hooks setup.

Checks to perform

1. Hook files exist and are executable

   for hook in context-monitor.sh syntax-check.sh activity-logger.sh branch-guard.sh decision-warn.sh cdp-safety-check.sh error-gate.sh no-ask-human.sh proof-log-session.sh session-start-marker.sh; do
     if [ -f "${CLAUDE_PLUGIN_ROOT}/hooks/$hook" ]; then
       if [ -x "${CLAUDE_PLUGIN_ROOT}/hooks/$hook" ]; then
         echo "OK: $hook (executable)"
       else
         echo "WARN: $hook exists but not executable"
       fi
     else
       echo "MISSING: $hook"
     fi
   done
   

2. Dependencies available

   • jq

     — required by most hooks

   • python3

     — required by activity-logger, proof-log, context-monitor

   • node

     — optional, for JS syntax checking

3. Environment variables

   • Check if CC_ACTIVITY_LOG, CC_PROOF_LOG_DIR, CC_CONTEXT_MISSION_FILE are set
   • Report defaults if not set

4. Settings.json integration

   • Check

     ~/.claude/settings.json

     for hook entries
   • Report which hooks are wired and which are missing

5. Recent activity

   • Check if activity log exists and has recent entries
   • Check if proof-log directory has recent session logs

Output format

Present results as a health report:

=== Claude Code Hooks Health Check ===
Hooks:     8/10 active
Deps:      jq ✓  python3 ✓  node ✓
Env:       3/5 configured
Activity:  Last entry 2h ago
Overall:   HEALTHY (2 warnings)

List any warnings or errors with actionable fix instructions.