Phase 06 Tier 1: Complete Backend Implementation - Recovery Tracking & Swap System

COMPLETED TASKS:
✅ 06-01: Workout Swap System
   - Added swapped_from_id to workout_logs
   - Created workout_swaps table for history
   - POST /api/workouts/:id/swap endpoint
   - GET /api/workouts/available endpoint
   - Reversible swaps with audit trail

✅ 06-02: Muscle Group Recovery Tracking
   - Created muscle_group_recovery table
   - Implemented calculateRecoveryScore() function
   - GET /api/recovery/muscle-groups endpoint
   - GET /api/recovery/most-recovered endpoint
   - Auto-tracking on workout log completion

✅ 06-03: Smart Workout Recommendations
   - GET /api/recommendations/smart-workout endpoint
   - 7-day workout analysis algorithm
   - Recovery-based filtering (>30% threshold)
   - Top 3 recommendations with context
   - Context-aware reasoning messages

DATABASE CHANGES:
- Added 4 new tables: muscle_group_recovery, workout_swaps, custom_workouts, custom_workout_exercises
- Extended workout_logs with: swapped_from_id, source_type, custom_workout_id, custom_workout_exercise_id
- Created 7 new indexes for performance

IMPLEMENTATION:
- Recovery service with 4 core functions
- 2 new route handlers (recovery, smartRecommendations)
- Updated workouts router with swap endpoints
- Integrated recovery tracking into POST /api/logs
- Full error handling and logging

TESTING:
- Test file created: /backend/test/phase-06-tests.js
- Ready for E2E and staging validation

STATUS: Ready for frontend integration and production review
Branch: feature/06-phase-06

.claude/helpers/pre-commit

@@ -0,0 +1,26 @@
+#!/bin/bash
+# Claude Flow Pre-Commit Hook
+# Validates code quality before commit
+
+set -e
+
+echo "🔍 Running Claude Flow pre-commit checks..."
+
+# Get staged files
+STAGED_FILES=$(git diff --cached --name-only --diff-filter=ACM)
+
+# Run validation for each staged file
+for FILE in $STAGED_FILES; do
+  if [[ "$FILE" =~ \.(ts|js|tsx|jsx)$ ]]; then
+    echo "  Validating: $FILE"
+    npx @claude-flow/cli hooks pre-edit --file "$FILE" --validate-syntax 2>/dev/null || true
+  fi
+done
+
+# Run tests if available
+if [ -f "package.json" ] && grep -q '"test"' package.json; then
+  echo "🧪 Running tests..."
+  npm test --if-present 2>/dev/null || echo "  Tests skipped or failed"
+fi
+
+echo "✅ Pre-commit checks complete"