chore: Add multi-main mode to debug info (#14835)

packages/@n8n/api-types/src/frontend-settings.ts

@@ -105,6 +105,8 @@ export interface FrontendSettings {
 	};
 	missingPackages?: boolean;
 	executionMode: 'regular' | 'queue';
+	/** Whether multi-main mode is enabled and licensed for this main instance. */
+	isMultiMain: boolean;
 	pushBackend: 'sse' | 'websocket';
 	communityNodesEnabled: boolean;
 	aiAssistant: {

packages/cli/src/services/frontend.service.ts

@@ -173,6 +173,7 @@ export class FrontendService {
 				host: this.globalConfig.templates.host,
 			},
 			executionMode: config.getEnv('executions.mode'),
+			isMultiMain: this.instanceSettings.isMultiMain,
 			pushBackend: this.pushConfig.backend,
 			communityNodesEnabled: this.globalConfig.nodes.communityPackages.enabled,
 			deployment: {

packages/frontend/editor-ui/src/__tests__/defaults.ts

@@ -47,6 +47,7 @@ export const defaultSettings: FrontendSettings = {
 		evaluator: 'tournament',
 	},
 	executionMode: 'regular',
+	isMultiMain: false,
 	executionTimeout: 0,
 	hideUsagePage: false,
 	hiringBannerEnabled: false,

packages/frontend/editor-ui/src/composables/useDebugInfo.ts

@@ -9,7 +9,7 @@ type DebugInfo = {
 		platform: 'docker (cloud)' | 'docker (self-hosted)' | 'npm';
 		nodeJsVersion: string;
 		database: 'sqlite' | 'mysql' | 'mariadb' | 'postgres';
-		executionMode: 'regular' | 'scaling';
+		executionMode: 'regular' | 'scaling (single-main)' | 'scaling (multi-main)';
 		license: 'community' | 'enterprise (production)' | 'enterprise (sandbox)';
 		consumerId?: string;
 		concurrency: number;
@@ -64,7 +64,11 @@ export function useDebugInfo() {
 					: settingsStore.databaseType === 'mysqldb'
 						? 'mysql'
 						: settingsStore.databaseType,
-			executionMode: settingsStore.isQueueModeEnabled ? 'scaling' : 'regular',
+			executionMode: settingsStore.isQueueModeEnabled
+				? settingsStore.isMultiMain
+					? 'scaling (multi-main)'
+					: 'scaling (single-main)'
+				: 'regular',
 			concurrency: settingsStore.settings.concurrency,
 			license:
 				settingsStore.isCommunityPlan || !settingsStore.settings.license

packages/frontend/editor-ui/src/stores/settings.store.ts

@@ -160,6 +160,7 @@ export const useSettingsStore = defineStore(STORES.SETTINGS, () => {
 	const allowedModules = computed(() => settings.value.allowedModules);
 
 	const isQueueModeEnabled = computed(() => settings.value.executionMode === 'queue');
+	const isMultiMain = computed(() => settings.value.isMultiMain);
 
 	const isWorkerViewAvailable = computed(() => !!settings.value.enterprise?.workerView);
 
@@ -425,6 +426,7 @@ export const useSettingsStore = defineStore(STORES.SETTINGS, () => {
 		isCommunityNodesFeatureEnabled,
 		allowedModules,
 		isQueueModeEnabled,
+		isMultiMain,
 		isWorkerViewAvailable,
 		isDefaultAuthenticationSaml,
 		workflowCallerPolicyDefaultOption,