ci: Edge builds for the docker image

A new `edge` tag will be published for docker builds resulting from
relevant changes on `master`. This provides an opportunity for the
community to test Docker-specific changes prior to the next release of
Recyclarr itself.

.github/workflows/docker.yml

@@ -6,8 +6,8 @@ on:
     # Tags are explicitly ignored on push. We still want branches to be processed, but they won't if
     # the `branches` property is missing. See more detail here:
     # https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#onpushbranchestagsbranches-ignoretags-ignore
-    tags-ignore: ['*']
-    branches: ['*']
+    tags-ignore: ["*"]
+    branches: ["*"]
     paths:
       - docker/**
       - .github/workflows/docker.yml
@@ -33,7 +33,7 @@ on:
         type: boolean
 
 env:
-  SHOULD_PUBLISH: ${{ github.event_name == 'release' || inputs.should_publish == 'true' }}
+  SHOULD_PUBLISH: ${{ github.event_name == 'release' || inputs.should_publish == 'true' || github.event.push.ref == 'refs/heads/master' }}
   VERSION: ${{ github.event.release.tag_name || inputs.release_tag }}
 
 jobs:
@@ -43,34 +43,47 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
 
       - name: Set up Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v2
 
-      - name: Extract Image Metadata
+      - name: Check if tag is a version number
+        id: check_version
+        run: |
+          regex="[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+"
+          if [[ '${{ env.VERSION }}' =~ $regex ]]; then
+            echo ::set-output name=match::true
+          else
+            echo ::set-output name=match::false
+          fi
+
+      - name: Set Version Tags
         id: meta
-        uses: docker/metadata-action@v3
+        uses: docker/metadata-action@v4
+        env:
+          SEMVER: type=semver,enable=${{ steps.check_version.outputs.match }},value=${{ env.VERSION }}
         with:
           images: ghcr.io/${{ github.repository }}
           tags: |
-            type=semver,pattern={{major}}.{{minor}}.{{patch}},value=${{ env.VERSION }}
-            type=semver,pattern={{major}}.{{minor}},value=${{ env.VERSION }}
-            type=semver,pattern={{major}},value=${{ env.VERSION }}
+            type=edge,branch=master
+            ${{ env.SEMVER }},pattern={{major}}.{{minor}}.{{patch}}
+            ${{ env.SEMVER }},pattern={{major}}.{{minor}}
+            ${{ env.SEMVER }},pattern={{major}}
 
       - name: Login to GHCR
         if: env.SHOULD_PUBLISH
-        uses: docker/login-action@v1
+        uses: docker/login-action@v2
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build & Push Image
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: ./docker
           push: ${{ env.SHOULD_PUBLISH }}

docker/Dockerfile

@@ -29,7 +29,9 @@ ENV RECYCLARR_APP_DATA=/config \
 
 VOLUME /config
 
-RUN apk add --no-cache busybox-suid su-exec libstdc++ tzdata;
+RUN set -e; \
+    apk add --no-cache busybox-suid su-exec libstdc++ tzdata; \
+    mkdir -p "$DOTNET_BUNDLE_EXTRACT_BASE_DIR" && chmod 777 "$DOTNET_BUNDLE_EXTRACT_BASE_DIR"
 
 COPY --chmod=755 --from=build /build/recyclarr /usr/local/bin
 COPY --chmod=755 ./scripts/prod/*.sh /