fix: add debian-based docker image for arm 32 builds

.drone.yml

@@ -664,6 +664,39 @@ steps:
     commands:
       - git fetch --tags
 
+  - name: docker-arm-unstable
+    image: plugins/docker:linux-arm
+    pull: true
+    settings:
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      repo: vikunja/api
+      tags: unstable-linux-arm
+      dockerfile: Dockerfile.arm32
+    depends_on: [ fetch-tags ]
+    when:
+      ref:
+        - refs/heads/main
+
+  - name: docker-arm
+    image: plugins/docker:linux-arm
+    pull: true
+    settings:
+      username:
+        from_secret: docker_username
+      password:
+        from_secret: docker_password
+      repo: vikunja/api
+      auto_tag: true
+      auto_tag_suffix: linux-arm
+      dockerfile: Dockerfile.arm32
+    depends_on: [ fetch-tags ]
+    when:
+      ref:
+        - "refs/tags/**"
+
   - name: docker-arm64-unstable
     image: plugins/docker:linux-arm64
     pull: true
@@ -845,6 +878,6 @@ steps:
         - failure
 ---
 kind: signature
-hmac: 59e619a19be0bda1935ff2b49ac7b56a0511ac8ecfd2a05a6460bf5840876ba5
+hmac: e72b631f902689777e3263ae9527e5aa47738b9021538f7cb5034f95ac265f07
 
 ...

Dockerfile.arm32

@@ -0,0 +1,48 @@
+
+##############
+# Build stage
+FROM golang:1.18-buster AS build-env
+
+RUN go install github.com/magefile/mage@latest && \
+  mv /go/bin/mage /usr/local/go/bin
+
+ARG VIKUNJA_VERSION
+
+# Setup repo
+COPY . /go/src/code.vikunja.io/api
+WORKDIR /go/src/code.vikunja.io/api
+
+# Checkout version if set
+RUN if [ -n "${VIKUNJA_VERSION}" ]; then git checkout "${VIKUNJA_VERSION}"; fi \
+ && mage build:clean build
+
+###################
+# The actual image
+# Note: I wanted to use the scratch image here, but unfortunatly the go-sqlite bindings require cgo and
+# because of this, the container would not start when I compiled the image without cgo.
+# We're using debian as a base image here because the latest alpine image does not work with arm.
+FROM debian:buster-slim
+LABEL maintainer="maintainers@vikunja.io"
+
+WORKDIR /app/vikunja/
+COPY --from=build-env /go/src/code.vikunja.io/api/vikunja .
+ENV VIKUNJA_SERVICE_ROOTPATH=/app/vikunja/
+
+# Dynamic permission changing stuff
+ENV PUID 1000
+ENV PGID 1000
+RUN addgroup --gid ${PGID} vikunja && \
+  chown ${PUID} -R /app/vikunja && \
+  useradd --shell /bin/sh --gid vikunja --uid ${PUID} --home-dir /app/vikunja vikunja
+COPY run.sh /run.sh
+
+# Fix time zone settings not working
+RUN apt-get update && apt-get install -y tzdata && apt-get clean
+
+# Files permissions
+RUN mkdir /app/vikunja/files && \
+  chown -R vikunja /app/vikunja/files
+VOLUME /app/vikunja/files
+
+CMD ["/run.sh"]
+EXPOSE 3456

docker-manifest-unstable.tmpl

@@ -10,3 +10,8 @@ manifests:
     platform:
       architecture: arm64
       os: linux
+  -
+    image: vikunja/api:unstable-linux-arm
+    platform:
+      architecture: arm
+      os: linux

docker-manifest.tmpl

@@ -16,3 +16,8 @@ manifests:
     platform:
       architecture: arm64
       os: linux
+  -
+    image: vikunja/api:{{#if build.tag}}{{trimPrefix "v" build.tag}}-{{/if}}linux-arm
+    platform:
+      architecture: arm
+      os: linux