Update docker.yml

.github/workflows/docker.yml

@@ -3,7 +3,7 @@ name: ci-docker
 on:
   push:
     branches:
-      - 'main'
+      - "main"
 
   workflow_dispatch:
 
@@ -11,24 +11,23 @@ jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Checkout
+      - name: Checkout
         uses: actions/checkout@v3
-      -
-        name: Set up QEMU
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.10"
+      - name: Set up QEMU
         uses: docker/setup-qemu-action@v2
-      -
-        name: Set up Docker Buildx
+      - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
-      -
-        name: Login to Github Container Registry
+      - name: Login to Github Container Registry
         uses: docker/login-action@v2
         with:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.CR_PAT }}
           registry: ghcr.io
-      -
-        name: Build and push
+      - name: Build and push
         uses: docker/build-push-action@v4
         with:
           context: .