feat: add package description, repository, homepage, bugs, license, and keywords

Author: HideBa

packages/mcp-server/package.json

@@ -1,11 +1,22 @@
 {
   "name": "@cityjson/cj-mcp",
   "version": "0.1.0",
+  "description": "MCP server for querying CityJSON specification chapters",
   "type": "module",
   "main": "dist/index.js",
   "bin": {
     "cj-mcp": "dist/index.js"
   },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/cityjson/cj-mcp"
+  },
+  "homepage": "https://github.com/cityjson/cj-mcp",
+  "bugs": {
+    "url": "https://github.com/cityjson/cj-mcp/issues"
+  },
+  "license": "MIT",
+  "keywords": ["mcp", "cityjson", "model-context-protocol", "3d-city-models"],
   "scripts": {
     "build": "vite build",
     "dev": "vite build --watch",