fix(docs): update stale mcp_server references for gitea-mcp migration

- DEBUGGING-CHECKLIST: gitea test uses gitea_mcp.server (not mcp_server)
- debug-mcp skills: generic module placeholder, gitea exception noted
- Removed orphan .doc-guardian-queue from projman

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

docs/DEBUGGING-CHECKLIST.md

@@ -2,7 +2,7 @@
 
 **Purpose:** Systematic approach to diagnose and fix plugin loading issues.
 
-Last Updated: 2026-01-28
+Last Updated: 2026-02-08
 
 ---
 
@@ -95,9 +95,9 @@ Manually test if the MCP server can start:
 ```bash
 RUNTIME=~/.claude/plugins/marketplaces/leo-claude-mktplace
 
-# Test Gitea MCP
+# Test Gitea MCP (uses gitea-mcp package from registry)
 cd $RUNTIME/mcp-servers/gitea
-PYTHONPATH=. .venv/bin/python -c "from mcp_server.server import main; print('OK')"
+.venv/bin/python -c "from gitea_mcp.server import main; print('OK')"
 
 # Test NetBox MCP
 cd $RUNTIME/mcp-servers/netbox