Add performance summary and quick reference for AI Agent Observability

- Introduced performance summary document outlining MVP recommendations, performance comparisons, and implementation phases.
- Created quick reference guide detailing core concepts, key features, architecture, event types, data models, and best practices for AI Agent Observability.

Author: tikazyq

specs/012-test-infrastructure-improvements/README.md

@@ -1,19 +1,24 @@
 ---
-status: in-progress
+status: complete
 created: '2025-11-02'
 tags:
   - testing
   - infrastructure
   - quality
 priority: medium
 created_at: '2025-11-02T10:42:00+08:00'
-updated_at: '2025-11-10T02:59:33.459Z'
-updated: '2025-11-10'
+updated_at: '2025-11-11T14:03:57.944Z'
+updated: '2025-11-11'
+completed_at: '2025-11-11T14:03:57.944Z'
+completed: '2025-11-11'
+transitions:
+  - status: complete
+    at: '2025-11-11T14:03:57.944Z'
 ---
 
 # Test Infrastructure Improvements
 
-> **Status**: ⏳ In progress · **Priority**: Medium · **Created**: 2025-11-02 · **Tags**: testing, infrastructure, quality
+> **Status**: ✅ Complete · **Priority**: Medium · **Created**: 2025-11-02 · **Tags**: testing, infrastructure, quality
 
 **Status**: ✅ Phase 1 Complete | � Phase 2 In Progress  
 **Created**: 2025-11-02  

…-agent-observability/E2E_TEST_RESULTS.md …-agent-observability/E2E_TEST_RESULTS.mdspecs/002-ai-agent-observability/E2E_TEST_RESULTS.md renamed to specs/archived/002-ai-agent-observability/E2E_TEST_RESULTS.md specs/002-ai-agent-observability/E2E_TEST_RESULTS.md renamed to specs/archived/002-ai-agent-observability/E2E_TEST_RESULTS.md

@@ -1,19 +1,22 @@
 ---
-status: in-progress
+status: archived
 created: '2025-01-15'
 tags:
   - observability
   - architecture
   - go-collector
 priority: high
 created_at: '2025-10-21T10:10:26+08:00'
-updated_at: '2025-11-10T02:59:33.809Z'
-updated: '2025-11-10'
+updated_at: '2025-11-11T14:03:57.950Z'
+updated: '2025-11-11'
+transitions:
+  - status: archived
+    at: '2025-11-11T14:03:57.950Z'
 ---
 
 # AI Agent Observability - Project Overview
 
-> **Status**: ⏳ In progress · **Priority**: High · **Created**: 2025-01-15 · **Tags**: observability, architecture, go-collector
+> **Status**: 📦 Archived · **Priority**: High · **Created**: 2025-01-15 · **Tags**: observability, architecture, go-collector
 
 **Started**: January 15, 2025  
 **Current Status**: Backend & Frontend complete, database FK constraint issue found