diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
deleted file mode 100644
index b1dad8f..0000000
--- a/.github/workflows/ci.yml
+++ /dev/null
@@ -1,75 +0,0 @@
-name: CI
-
-on:
-  push:
-    branches: [main]
-  pull_request:
-    branches: [main]
-
-jobs:
-  server:
-    name: Server — typecheck & build
-    runs-on: ubuntu-latest
-    defaults:
-      run:
-        working-directory: server
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 20
-          cache: npm
-          cache-dependency-path: server/package-lock.json
-
-      - name: Install dependencies
-        run: npm ci
-
-      - name: Generate Prisma client
-        run: npx prisma generate
-
-      - name: Typecheck
-        run: npx tsc --noEmit
-
-      - name: Build
-        run: npm run build
-
-  client:
-    name: Client — typecheck & build
-    runs-on: ubuntu-latest
-    defaults:
-      run:
-        working-directory: client
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 20
-          cache: npm
-          cache-dependency-path: client/package-lock.json
-
-      - name: Install dependencies
-        run: npm ci
-
-      - name: Typecheck
-        run: npx tsc --noEmit
-
-      - name: Build
-        run: npm run build
-
-  docker:
-    name: Docker build (smoke test)
-    runs-on: ubuntu-latest
-    needs: [server, client]
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Build image
-        run: |
-          docker build \
-            --build-arg NODE_ENV=production \
-            -t vendor-pos:ci .
diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
new file mode 100644
index 0000000..3d499eb
--- /dev/null
+++ b/.github/workflows/docker-build.yml
@@ -0,0 +1,25 @@
+name: Build and Push Docker Image
+on:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container:
+      image: catthehacker/ubuntu:act-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Log in to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: registry.alwisp.com
+          username: ${{ secrets.REGISTRY_USER }}
+          password: ${{ secrets.REGISTRY_TOKEN }}
+
+      - name: Build and Push
+        run: |
+          docker build -t registry.alwisp.com/${{ gitea.repository_owner }}/${{ gitea.repository }}:latest .
+          docker push registry.alwisp.com/${{ gitea.repository_owner }}/${{ gitea.repository }}:latest
\ No newline at end of file