feat(core): Send email notification when a user invited to a project (#16687)

packages/@n8n/config/src/configs/user-management.config.ts

@@ -64,6 +64,10 @@ export class TemplateConfig {
 	/** Overrides default HTML template for notifying that credentials were shared (use full path) */
 	@Env('N8N_UM_EMAIL_TEMPLATES_CREDENTIALS_SHARED')
 	'credentials-shared': string = '';
+
+	/** Overrides default HTML template for notifying that credentials were shared (use full path) */
+	@Env('N8N_UM_EMAIL_TEMPLATES_PROJECT_SHARED')
+	'project-shared': string = '';
 }
 
 const emailModeSchema = z.enum(['', 'smtp']);

packages/@n8n/config/test/config.test.ts

@@ -121,6 +121,7 @@ describe('GlobalConfig', () => {
 					'user-invited': '',
 					'password-reset-requested': '',
 					'workflow-shared': '',
+					'project-shared': '',
 				},
 			},
 		},