chore: migrate pi packages to earendil works scope

scripts/browser-smoke-entry.ts

@@ -1,4 +1,4 @@
-import { complete, getModel } from "@mariozechner/pi-ai";
+import { complete, getModel } from "@earendil-works/pi-ai";
 
 const model = getModel("google", "gemini-2.5-flash");
 console.log(model.id, typeof complete);

scripts/sync-versions.js

@@ -1,7 +1,7 @@
 #!/usr/bin/env node
 
 /**
- * Syncs ALL @mariozechner/* package dependency versions to match their current versions.
+ * Syncs all workspace package dependency versions to match their current versions.
  * This ensures lockstep versioning across the monorepo.
  */