Build multiarch alpine core image

pandoc · Oct 18, 2024 · 4cfdfcf · 4cfdfcf
1 parent e0f6fc7
commit 4cfdfcf
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diff --git a/.github/workflows/edge.yaml b/.github/workflows/edge.yaml
@@ -4,6 +4,7 @@ on:
   push:
     paths:
       - edge/alpine/Dockerfile
+      - .github/workflows/edge.yaml
   schedule:
     # Rebuild on the 17th of each month
     - cron: '19 1 17 * *'
@@ -47,21 +48,46 @@ jobs:
           driver: cloud
           endpoint: "pandoc/multiarch"
 
-      - name: Docker meta
-        id: meta
+      - name: Meta for minimal
+        id: meta-minimal
         uses: docker/metadata-action@v5
         with:
           images: |
             pandoc/minimal
             ghcr.io/pandoc/minimal
 
-      - name: Build and push edge image
-        uses: docker/build-push-action@v5
+      - name: 'pandoc/minimal:edge-alpine'
+        uses: docker/build-push-action@v6
         with:
           context: '.'
           file: 'edge/alpine/Dockerfile'
-          labels: ${{ steps.meta.outputs.labels }}
+          labels: ${{ steps.meta-minimal.outputs.labels }}
           platforms: linux/amd64,linux/arm64
           push: ${{ env.PUSH_IMAGE }}
-          tags: 'pandoc/minimal:edge-alpine'
+          target: minimal
+          tags: |
+            pandoc/minimal:edge-alpine
+            ghcr.io/pandoc/minimal:edge-alpine
+
+      - name: Meta for core
+        id: meta-core
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            pandoc/core
+            ghcr.io/pandoc/core
+
+      - name: 'pandoc/core:edge-alpine'
+        uses: docker/build-push-action@v6
+        with:
+          file: 'edge/alpine/Dockerfile'
+          labels: ${{ steps.meta-core.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
+          push: ${{ env.PUSH_IMAGE }}
+          target: core
+          tags: |
+            pandoc/core:edge
+            pandoc/core:edge-alpine
+            ghcr.io/pandoc/core:edge
+            ghcr.io/pandoc/core:edge-alpine
 
diff --git a/edge/alpine/Dockerfile b/edge/alpine/Dockerfile
@@ -17,7 +17,6 @@ RUN apk --no-cache add \
         yaml \
         zlib-dev
 
-RUN cabal update
 RUN <<EOF
 set -ex;
 curl -sSL \
@@ -31,6 +30,7 @@ printf 'extra-packages: pandoc-crossref\n' > cabal.project.local;
 # Build pandoc and pandoc-crossref. The `allow-newer` is required for
 # when pandoc-crossref has not been updated yet, but we want to build
 # anyway.
+cabal update
 cabal build \
     --jobs \
     --disable-tests \
@@ -51,10 +51,12 @@ find dist-newstyle \
     -name 'pandoc*' -type f -perm -u+x \
     -exec strip '{}' ';' \
     -exec cp '{}' /usr/local/bin/ ';'
+
+rm -rf /root/.cabal
 EOF
 
 # Minimal ###############################################################
-FROM alpine:$base_image_version AS alpine-minimal
+FROM alpine:$base_image_version AS minimal
 ARG pandoc_version=edge
 LABEL maintainer='Albert Krewinkel <albert+pandoc@zeitkraut.de>'
 LABEL org.pandoc.maintainer='Albert Krewinkel <albert+pandoc@zeitkraut.de>'
@@ -76,3 +78,13 @@ RUN ln -s /usr/local/bin/pandoc /usr/local/bin/pandoc-lua && \
         gmp \
         libffi \
         lua5.4
+
+# Core ##################################################################
+FROM minimal AS core
+COPY --from=alpine-builder \
+  /usr/local/bin/pandoc-crossref \
+  /usr/local/bin/
+
+# Additional packages frequently used during conversions
+# NOTE: `libsrvg`, pandoc uses `rsvg-convert` for working with svg images.
+RUN apk --no-cache add rsvg-convert