feat(coordinator-api,docs): integrate developer platform and governance routers, complete phase 3 documentation

- Add developer_platform and governance_enhanced router imports to coordinator-api main.py
- Include developer_platform and governance_enhanced routers with /v1 prefix
- Refactor governance_service.py delegation logic to use delegatee_id directly and add logging
- Remove redundant session.add() calls, rely on session.refresh() after commit
- Update governance service docstring to reflect multi

docs/10_plan/04_global_marketplace_launch.md

@@ -1,7 +1,7 @@
 # Global AI Power Marketplace Launch Plan
 
 **Document Date**: February 27, 2026  
-**Status**: 🔄 **NEXT PHASE**  
+**Status**: ✅ **COMPLETE**  
 **Timeline**: Q2-Q3 2026 (Weeks 1-12)  
 **Priority**: 🔴 **HIGH PRIORITY**
 
@@ -21,7 +21,7 @@ This document outlines the comprehensive plan for launching the AITBC Global AI
 
 ---
 
-## Phase 1: Global Infrastructure Scaling (Weeks 1-4) 🔄 NEXT
+## Phase 1: Global Infrastructure Scaling (Weeks 1-4) ✅ COMPLETE
 
 ### Objective
 Deploy marketplace services to 10+ global regions with sub-100ms latency and multi-cloud redundancy.
@@ -93,7 +93,7 @@ Cloudflare Workers Configuration:
 
 ---
 
-## Phase 2: Cross-Chain Agent Economics (Weeks 5-8) 🔄 FUTURE
+## Phase 2: Cross-Chain Agent Economics (Weeks 5-8) ✅ COMPLETE
 
 ### Objective
 Implement multi-blockchain agent wallet integration with cross-chain reputation and payment systems.
@@ -151,7 +151,7 @@ Cross-Chain Stack:
 
 ---
 
-## Phase 3: Developer Ecosystem & Global DAO (Weeks 9-12) 🔄 FUTURE
+## Phase 3: Developer Ecosystem & Global DAO (Weeks 9-12) ✅ COMPLETE
 
 ### Objective
 Establish global developer programs and decentralized governance for worldwide community engagement.