feat: Integrate Google Drive support and enhance configuration handling

- Add Google Drive as a source and destination option in the configuration forms.
- Implement Google Drive authentication flow and token management.
- Update job and configuration handlers to support Google Drive-specific settings.
- Enhance UI components to include Google Drive configuration templates.
- Introduce new tests for Google Drive integration and ensure proper handling of authentication and configuration.
- Update database migrations to accommodate new fields related to Google Drive configurations.

internal/web/handlers/test_utils.go

@@ -81,8 +81,8 @@ func setupTestDB(t *testing.T) *db.DB {
 	admin := db.User{
 		Email:        testEmail,
 		PasswordHash: string(hashedPassword),
-		IsAdmin:      true,
 	}
+	admin.SetIsAdmin(true)
 
 	if err := gormDB.Create(&admin).Error; err != nil {
 		t.Fatalf("Failed to create test admin user: %v", err)