* Use the "eslint" command instead of built-in next lint since it's getting obsolete.
* Bump all deps to support eslint 9+.
* Convert the rules in eslint-config-supabase to be flat-config compatible.
* Migrate all apps to use the new eslint config rules.
* Fix all errors found in the new setup.
* Fix the no default exports ignores.
* Scan all files for linting in studio.
* Fix all lint errors.
* Make the reportUnusedDisableDirectives a warning.
