Chore: force Zod v3, replace deprecated Supabase vars in local dev, updated Dev Tool (#425)

* - Replaced Supabase local environment variables
- Updates packages
- Force Zod v3 if peer deps require Zod v4
- Updated Dev Tool

* Use correct field for pnpm overrides

* Fix inaccuracies in the Agents files; fix type casting in `useForm`

* Updated lock file

* Be more specific when intercepting POST request in flaky e2e test

packages/ui/CLAUDE.md

@@ -21,10 +21,10 @@ import { Trans } from '@kit/ui/trans';
 
 - Use **Tailwind CSS v4** with semantic classes
 - Prefer Shadcn-ui classes like `bg-background`, `text-muted-foreground`
-- Use `cn()` utility from `@kit/ui/cn` for class merging
+- Use `cn()` utility from `@kit/ui/utils` for class merging
 
 ```tsx
-import { cn } from '@kit/ui/cn';
+import { cn } from '@kit/ui/utils';
 
 function MyComponent({ className }) {
   return (