improve CD config

.github/workflows/release.yml

@@ -33,11 +33,19 @@ jobs:
     steps:
       - name: Check out the repo
         uses: actions/checkout@v2
+
+      - name: Prepare tags
+        id: prep
+        run: |
+          VERSION=${GITHUB_REF#refs/tags/}
+          TAGS="${VERSION},latest"
+          echo ::set-output name=tags::${TAGS}
+
       - name: Push to GitHub Packages
         uses: docker/build-push-action@v1
         with:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
           registry: docker.pkg.github.com
           repository: utkuufuk/entrello/image
-          tag_with_ref: true
+          tags: ${{ steps.prep.outputs.tags }}

README.md

@@ -117,25 +117,30 @@ A new Docker image will be created upon each release.
 
 *See `.github/workflows/release.yml` for continuous delivery workflow configuration.*
 
-1. Pull the docker image
+1. Login
     ```sh
-    docker pull ghcr.io/utkuufuk/entrello/image:<tag>
+    echo $CR_PAT | docker login ghcr.io -u USERNAME --password-stdin
     ```
 
-2. Spawn a container:
+2. Pull the docker image
+    ```sh
+    docker pull ghcr.io/utkuufuk/entrello/image:latest
+    ```
+
+3. Spawn a container:
     ```sh
     # server mode
     docker run -d \
         --env-file <path/to/.env> \
         -p <PORT>:<PORT> \
         --restart unless-stopped \
         --name entrello \
-        ghcr.io/utkuufuk/entrello/image:<tag>
+        ghcr.io/utkuufuk/entrello/image:latest
 
     # runner mode
     docker run --rm \
         -v <path/to/config.json>:/bin/config.json \
-        ghcr.io/utkuufuk/entrello/image:<tag> \
+        ghcr.io/utkuufuk/entrello/image:latest \
         ./runner
     ```