Add testing matrix for different base images

Signed-off-by: Itxaka <[email protected]>

.github/workflows/test.yml

@@ -0,0 +1,39 @@
+name: docker build images
+
+on:
+  pull_request:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  dockerImage:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        platform: [ linux/amd64 ]
+        base_image: [ ubuntu:24.04, debian:12, alpine:3.19, opensuse/leap:15.6, rockylinux:9 ]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Docker Metadata action
+        id: meta
+        uses: docker/[email protected]
+        with:
+          images: ttl.sh/kairos-${{ matrix.base_image }}
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@master
+        with:
+          platforms: all
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Build the docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: Dockerfile
+          platforms: ${{ matrix.platform }}
+          push: false
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          build-args:
+            BASE_IMAGE: ${{ matrix.base_image }}