From b092c8b601528ff7c4fba5b0f7a505722915a6b3 Mon Sep 17 00:00:00 2001
From: Jason Rasmussen <jason@rasm.me>
Date: Tue, 17 Mar 2026 17:54:39 -0400
Subject: [PATCH] fix: healthcheck (#26989)

---
 server/src/maintenance/maintenance-worker.controller.ts | 7 ++++++-
 server/src/maintenance/maintenance-worker.service.ts    | 6 +++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/server/src/maintenance/maintenance-worker.controller.ts b/server/src/maintenance/maintenance-worker.controller.ts
index 162fa27257..bf06853bf2 100644
--- a/server/src/maintenance/maintenance-worker.controller.ts
+++ b/server/src/maintenance/maintenance-worker.controller.ts
@@ -20,7 +20,7 @@ import {
   MaintenanceStatusResponseDto,
   SetMaintenanceModeDto,
 } from 'src/dtos/maintenance.dto';
-import { ServerConfigDto, ServerVersionResponseDto } from 'src/dtos/server.dto';
+import { ServerConfigDto, ServerPingResponse, ServerVersionResponseDto } from 'src/dtos/server.dto';
 import { ImmichCookie } from 'src/enum';
 import { MaintenanceRoute } from 'src/maintenance/maintenance-auth.guard';
 import { MaintenanceWorkerService } from 'src/maintenance/maintenance-worker.service';
@@ -52,6 +52,11 @@ export class MaintenanceWorkerController {
     return this.service.getSystemConfig();
   }
 
+  @Get('server/ping')
+  pingServer(): ServerPingResponse {
+    return this.service.ping();
+  }
+
   @Get('server/version')
   getServerVersion(): ServerVersionResponseDto {
     return this.service.getVersion();
diff --git a/server/src/maintenance/maintenance-worker.service.ts b/server/src/maintenance/maintenance-worker.service.ts
index 9ceb3caa43..61958a0d8a 100644
--- a/server/src/maintenance/maintenance-worker.service.ts
+++ b/server/src/maintenance/maintenance-worker.service.ts
@@ -12,7 +12,7 @@ import {
   MaintenanceStatusResponseDto,
   SetMaintenanceModeDto,
 } from 'src/dtos/maintenance.dto';
-import { ServerConfigDto, ServerVersionResponseDto } from 'src/dtos/server.dto';
+import { ServerConfigDto, ServerPingResponse, ServerVersionResponseDto } from 'src/dtos/server.dto';
 import { DatabaseLock, ImmichCookie, MaintenanceAction, SystemMetadataKey } from 'src/enum';
 import { MaintenanceHealthRepository } from 'src/maintenance/maintenance-health.repository';
 import { MaintenanceWebsocketRepository } from 'src/maintenance/maintenance-websocket.repository';
@@ -121,6 +121,10 @@ export class MaintenanceWorkerService {
     return ServerVersionResponseDto.fromSemVer(serverVersion);
   }
 
+  ping(): ServerPingResponse {
+    return { res: 'pong' };
+  }
+
   /**
    * {@link _ApiService.ssr}
    */