chore: publish from main

plugins/arch/plugin.json

@@ -1,4 +1,5 @@
 {
+  "$schema": "https://agent-plugins.org/schemas/1.0.0/plugin.schema.json",
   "name": "arch",
   "description": "Architecture and modernization toolkit: produce a cited architecture document for a locally-cloned repo, and generate a phased modernization plan that auto-runs Documentation mode when needed.",
   "version": "1.0.0",
@@ -13,8 +14,5 @@
     "name": "Awesome Copilot Community"
   },
   "repository": "https://github.com/github/awesome-copilot",
-  "license": "MIT",
-  "skills": [
-    "./skills/doc-and-modernize"
-  ]
+  "license": "MIT"
 }