feat: add Telegram connector package for mesh-to-chat bridging

Introduces @claudemesh/connector-telegram — a standalone bridge process
that joins a mesh as peerType: "connector" and relays messages
bidirectionally between a Telegram chat and mesh peers via long polling.

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

packages/connector-telegram/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "@claudemesh/connector-telegram",
+  "version": "0.1.0",
+  "description": "Telegram connector for claudemesh — relay messages between Telegram chats and mesh peers",
+  "type": "module",
+  "main": "dist/index.js",
+  "scripts": {
+    "build": "tsc",
+    "start": "node dist/index.js"
+  },
+  "dependencies": {
+    "ws": "^8.0.0",
+    "tweetnacl": "^1.0.3",
+    "tweetnacl-util": "^0.15.1"
+  },
+  "devDependencies": {
+    "@types/ws": "^8.0.0",
+    "typescript": "^5.0.0"
+  }
+}