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/toidentifier/index.js

@@ -0,0 +1,32 @@
+/*!
+ * toidentifier
+ * Copyright(c) 2016 Douglas Christopher Wilson
+ * MIT Licensed
+ */
+
+'use strict'
+
+/**
+ * Module exports.
+ * @public
+ */
+
+module.exports = toIdentifier
+
+/**
+ * Trasform the given string into a JavaScript identifier
+ *
+ * @param {string} str
+ * @returns {string}
+ * @public
+ */
+
+function toIdentifier (str) {
+  return str
+    .split(' ')
+    .map(function (token) {
+      return token.slice(0, 1).toUpperCase() + token.slice(1)
+    })
+    .join('')
+    .replace(/[^ _0-9a-z]/gi, '')
+}