Enhance E2E Tests and Configuration (#358)

* Enhance E2E Tests and Configuration

- Updated `.gitignore` to exclude `.auth/` directory for cleaner test environment.
- Added `test:fast` script in `package.json` for faster Playwright test execution.
- Configured Playwright to include a setup project for initializing tests.
- Introduced `AUTH_STATES` utility for managing authentication states in tests.
- Created `auth.setup.ts` for user authentication tests, ensuring proper login flows.
- Refactored various test files to utilize the new authentication state management, improving test reliability and maintainability.
- Adjusted team and user billing tests to streamline setup and enhance clarity.
- Refactored some dialogs

apps/e2e/tests/team-billing/team-billing.po.ts

@@ -13,6 +13,6 @@ export class TeamBillingPageObject {
   }
 
   setup() {
-    return this.teamAccounts.setup();
+    return this.teamAccounts.createTeam();
   }
 }