feat: Initial confluence-mcp server for realtime collaboration

Provides 8 MCP tools for Confluence Cloud:
- confluence_list_spaces, confluence_create_space
- confluence_search, confluence_get_page
- confluence_create_page, confluence_update_page
- confluence_get_comments, confluence_add_comment

Uses Confluence REST API v2 with basic auth.
Registered in Claude Code and mcp-proxy.

Refs: CF-935

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

package.json

@@ -0,0 +1,22 @@
+{
+  "name": "confluence-mcp",
+  "version": "1.0.0",
+  "description": "MCP server for Confluence Cloud realtime collaboration",
+  "main": "dist/index.js",
+  "type": "module",
+  "scripts": {
+    "build": "tsc",
+    "start": "node dist/index.js",
+    "dev": "tsx src/index.ts",
+    "clean": "rm -rf dist"
+  },
+  "dependencies": {
+    "@modelcontextprotocol/sdk": "^1.0.4",
+    "dotenv": "^17.2.3"
+  },
+  "devDependencies": {
+    "@types/node": "^20.11.0",
+    "tsx": "^4.7.0",
+    "typescript": "^5.3.3"
+  }
+}