chore: release v0.2.0

CODER_URL is now a plugin variable with a Configure form; docs and
/coder-connect updated to match.

Author: matifali

plugins/coder/.cursor-plugin/plugin.json

@@ -1,7 +1,7 @@
 {
   "name": "coder",
   "displayName": "Coder",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "description": "Connect Cursor to your self-hosted Coder deployment. Manage workspaces, templates, and Coder Agents through the Coder MCP server, and use skills to install, configure, and operate Coder.",
   "author": {
     "name": "Coder",