{
  "from_agent": "developer",
  "to_agent": "tech_lead",
  "timestamp": "2026-01-26T23:15:00Z",
  "session_id": "phase-4-analytics",
  "group_id": "phase-4-analytics",

  "status": "READY_FOR_REVIEW",
  "summary": "Implemented Phase 4 - Analytics Instrumentation with backend service and frontend event tracking",

  "implementation": {
    "files_created": [
      "userfrosting/src/BuyerKiosk/FloorPlan/Services/FloorPlanAnalyticsService.php",
      "tests/Unit/FloorPlan/Services/FloorPlanAnalyticsServiceTest.php"
    ],
    "files_modified": [
      "userfrosting/src/BuyerKiosk/FloorPlan/Controllers/FloorPlanApiController.php",
      "userfrosting/templates/themes/default/admin/floor-plan/designer.html",
      "tests/bootstrap.php"
    ],
    "key_changes": [
      "Created FloorPlanAnalyticsService following StaffChat analytics pattern",
      "Added analytics tracking to bulkUpdateAssignments with save duration timing",
      "Implemented frontend trackAnalyticsEvent() helper function",
      "Added floor_plan_designer_opened event on page load with rack/zone counts",
      "Added floor_plan_assignment_loaded event after hydration with load duration",
      "Added floor_plan_assignment_error events for save and load failures",
      "Fixed tests/bootstrap.php paths for KLogger and auth classes"
    ]
  },

  "tests": {
    "total": 14,
    "passing": 14,
    "failing": 0,
    "coverage": "N/A",
    "types": ["unit"]
  },

  "branch": "feature/floor-plan-ux-improvements",

  "concerns": [
    "Frontend analytics events log to console - actual consumption by analytics pipeline not verified",
    "Backend analytics uses error_log for JSON events - follows existing pattern from StaffChat",
    "Did not implement floor_plan_heatmap_viewed - this is deferred to reports page per spec"
  ],

  "tech_debt_logged": false,

  "testing_mode": "minimal",

  "artifacts": {
    "test_failures": null
  }
}