diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 9e25338..9386f9c 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -12,7 +12,37 @@ jobs:
 
     runs-on: ubuntu-latest
 
+    permissions:
+      contents: read
+      packages: write
+
     steps:
     - uses: actions/checkout@v4
-    - name: Build the Docker image
-      run: docker build . --file Dockerfile --tag fakessh:$(date +%s)
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Log in to GitHub Container Registry
+      if: github.event_name == 'push'
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Extract Docker metadata
+      id: meta
+      uses: docker/metadata-action@v5
+      with:
+        images: ghcr.io/${{ github.repository }}
+        tags: |
+          type=raw,value=latest,enable={{is_default_branch}}
+          type=sha
+
+    - name: Build and push Docker image
+      uses: docker/build-push-action@v6
+      with:
+        context: .
+        push: ${{ github.event_name == 'push' }}
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}