Update local environment configuration and streamline E2E test workflow for Supabase integration

Author: Lukecsharpwalker

e2e/api-connectivity.spec.ts

@@ -1,6 +1,6 @@
 export const environment = {
   production: false,
-  supabaseUrl: 'http://127.0.0.1:54321',
+  supabaseUrl: 'http://localhost:54321',
   supabaseKey:
     'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJzdXBhYmFzZS1kZW1vIiwicm9sZSI6ImFub24iLCJleHAiOjE5ODM4MTI5OTZ9.CRXP1A7WOeoJeXxjNni43kdQwgnWNReilDMblYTn_I0',
 };