diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
index caf0645..dc2f1b6 100644
--- a/.forgejo/workflows/build.yaml
+++ b/.forgejo/workflows/build.yaml
@@ -11,7 +11,7 @@ jobs:
   build:
     runs-on: docker
     container:
-      image: node:20-bookworm
+      image: node:21-bookworm
     steps:
       - name: Prepare requirements
         run: |
diff --git a/.forgejo/workflows/release.yaml b/.forgejo/workflows/release.yaml
index 2631441..9ee1cdd 100644
--- a/.forgejo/workflows/release.yaml
+++ b/.forgejo/workflows/release.yaml
@@ -16,7 +16,7 @@ jobs:
   release:
     runs-on: docker
     container:
-      image: node:20-bookworm
+      image: node:21-bookworm
     steps:
       - name: Prepare requirements
         run: |
diff --git a/_doc/DEPLOYMENT.md b/_doc/DEPLOYMENT.md
index 327f6ec..c367d85 100644
--- a/_doc/DEPLOYMENT.md
+++ b/_doc/DEPLOYMENT.md
@@ -111,7 +111,7 @@ services:
     image: git.myservermanager.com/varakh/upda:latest
     environment:
       - TZ=Europe/Berlin
-      - DB_FILE=/data/upda.db
+      - DB_SQLITE_FILE=/data/upda.db
       - ADMIN_USER=admin
       - ADMIN_PASSWORD=changeit
     restart: unless-stopped
@@ -158,5 +158,13 @@ server {
         proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
         proxy_set_header X-Forwarded-Proto $scheme;
     }
+    # metrics
+    location ~* ^/metrics {
+        proxy_pass http://localhost:8080;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+    }
 }
 ```