Add LICENSE info and Workflow

.github/workflows/build.yml

@@ -0,0 +1,74 @@
+name: Container Image Build and Sign
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+  release:
+    types: [published]
+
+env:
+  IMAGE_NAME: soubinan/ignition-server
+  TEST_TAG: soubinan/ignition-server:test
+  PROJECT_URL: https://github.com/soubinan/ignition-server
+  AUTHOR: https://github.com/soubinan
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            ghcr.io/${{ env.IMAGE_NAME }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=raw,latest
+          labels: |
+            org.opencontainers.image.source=${{ env.PROJECT_URL }}
+            org.opencontainers.image.url=${{ env.PROJECT_URL }}
+            org.opencontainers.image.title=Ignition-Server
+            org.opencontainers.image.description=Ignition as a service
+            org.opencontainers.image.authors=${{ env.AUTHOR }}
+            org.opencontainers.image.licenses=CC-BY-SA-4.0
+      - name: Install cosign
+        if: github.event_name == 'release'
+        uses: sigstore/cosign-installer@v3
+        with:
+          cosign-release: main
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GHP }}
+        if: github.event_name == 'release'
+      - name: Build and push
+        id: build-and-push
+        uses: docker/build-push-action@v5
+        with:
+          context: "."
+          file: "./Containerfile"
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+          push: ${{ github.event_name == 'release' }}
+      - name: Sign the published container images
+        if: github.event_name == 'release'
+        run: |
+          cosign sign --yes --key env://COSIGN_PRIVATE_KEY "${TAGS}@${DIGEST}"
+        env:
+          TAGS: ${{ steps.meta.outputs.tags }}
+          DIGEST: ${{ steps.build-and-push.outputs.digest }}
+          COSIGN_PRIVATE_KEY: ${{ secrets.COSIGN_PRIVATE_KEY }}
+          COSIGN_PASSWORD: ${{ secrets.COSIGN_PASSWORD }}