feat: merge service (#14384)

packages/backend/server/src/app.module.ts

@@ -43,6 +43,7 @@ import { PermissionModule } from './core/permission';
 import { QueueDashboardModule } from './core/queue-dashboard';
 import { QuotaModule } from './core/quota';
 import { SelfhostModule } from './core/selfhost';
+import { StaticFileModule } from './core/static-files';
 import { StorageModule } from './core/storage';
 import { SyncModule } from './core/sync';
 import { TelemetryModule } from './core/telemetry';
@@ -173,10 +174,14 @@ export function buildAppModule(env: Env) {
       NotificationModule,
       MailModule
     )
-    // renderer server only
-    .useIf(() => env.flavors.renderer, DocRendererModule)
-    // sync server only
-    .useIf(() => env.flavors.sync, SyncModule, TelemetryModule)
+    // renderer server and front server
+    .useIf(() => env.flavors.renderer || env.flavors.front, DocRendererModule)
+    // sync server and front server
+    .useIf(
+      () => env.flavors.sync || env.flavors.front,
+      SyncModule,
+      TelemetryModule
+    )
     // graphql server only
     .useIf(
       () => env.flavors.graphql,
@@ -199,8 +204,10 @@ export function buildAppModule(env: Env) {
     )
     // doc service only
     .useIf(() => env.flavors.doc, DocServiceModule)
-    // self hosted server only
+    // worker for and self-hosted API only for self-host and local development only
     .useIf(() => env.dev || env.selfhosted, WorkerModule, SelfhostModule)
+    // static frontend routes for front flavor
+    .useIf(() => env.flavors.front, StaticFileModule)
 
     // gcloud
     .useIf(() => env.gcp, GCloudModule);