actions: move e2e test to a separated step

Signed-off-by: Adphi <philippe.adrien.nousse@gmail.com>

.github/workflows/ci.yaml

@@ -45,6 +45,41 @@ jobs:
     - name: Run tests
       run: git --no-pager diff --exit-code HEAD~1 HEAD **/**.go templates/ || make tests
 
+  e2e-tests:
+    name: End to end Tests
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+      with:
+        # fetching all tags is required for the Makefile to compute the right version
+        fetch-depth: 0
+
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: "1.20"
+
+    - name: Set up QEMU dependency
+      uses: docker/setup-qemu-action@v1
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v1
+
+    - name: Setup dependencies
+      run: sudo apt update && sudo apt install -y util-linux udev parted e2fsprogs mount tar extlinux qemu-utils qemu-system
+
+    - name: Share cache with other actions
+      uses: actions/cache@v2
+      with:
+        path: |
+          ~/go/pkg/mod
+          /tmp/.buildx-cache
+        key: ${{ runner.os }}-e2e-tests-${{ github.sha }}
+        restore-keys: |
+          ${{ runner.os }}-tests-
+
     - name: Run end-to-end tests
       run: make e2e