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>

node_modules/fast-uri/benchmark/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "benchmark",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "private": true,
+  "scripts": {
+    "bench": "node benchmark.mjs"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "tinybench": "^5.0.0",
+    "uri-js": "^4.4.1"
+  }
+}