feat: AgentHub 0.4.1 and a model-catalog refresh across every provider group (#43)

Co-authored-by: Alice <alice@prismshadow.com>
Co-authored-by: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

packages/cli/package.json

@@ -22,7 +22,7 @@
     "penguin": "tsx src/index.ts"
   },
   "dependencies": {
-    "@prismshadow/agenthub": "^0.4.0",
+    "@prismshadow/agenthub": "^0.4.1",
     "@prismshadow/penguin-core": "workspace:*",
     "@prismshadow/penguin-server": "workspace:*",
     "@prismshadow/penguin-skills": "workspace:*",