Checout submodules recursively in the workflow, cache docker layers

.github/workflows/release-ci.yml

@@ -14,11 +14,23 @@ jobs:
     runs-on: ubuntu-8
 
     steps:
-    - name: Checkout Repository
-      uses: actions/checkout@v2
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@v3
+      with:
+        driver-opts: network=host
+
+    - name: Cache Docker layers
+      uses: actions/cache@v3
+      with:
+        path: /tmp/.buildx-cache
+        key: ${{ runner.os }}-buildx-${{ hashFiles('Dockerfile') }}
+        restore-keys: ${{ runner.os }}-buildx-
+
 
     - name: Check PR Label For Release label
       if: ${{ !contains(github.event.*.labels.*.name, 'release') }}