add CI

.github/workflows/cleanup.yml

@@ -0,0 +1,22 @@
+name: Delete old container images
+
+on:
+  schedule:
+    - cron: "0 0 * * *" # every day at midnight
+  workflow_dispatch:
+
+jobs:
+  clean-ghcr:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Cleanup Untagged Images (> 1 day)
+        uses: snok/container-retention-policy@v1
+        with:
+          image-names: support-pl/nocloud-driver-ovh
+          cut-off: A day ago UTC
+          account-type: org
+          org-name: Support-pl
+          untagged-only: true
+          token: ${{ secrets.PACKAGES_PAT }}

.github/workflows/docker.yml

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+name: Build Docker Image
+
+on:
+  push:
+    branches:
+      - "master"
+      - "dev"
+      - "dev-*"
+    paths-ignore:
+      - "examples"
+      - "**/*.md"
+      - ".github/**"
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_TAG: ${{github.ref_name == 'master' && 'latest' || github.ref_name}}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/[email protected]
+        with:
+          tags: type=raw,value=${{env.IMAGE_TAG}}
+          images: ${{ env.REGISTRY }}/support-pl/wireguard-agent
+
+      - name: Log in to the Container registry
+        uses: docker/[email protected]
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push Docker image
+        uses: docker/[email protected]
+        with:
+          context: .
+          file: Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}