Perform Alpine musl type build test

.github/test/Dockerfile-alpine

@@ -0,0 +1,57 @@
+# Taken from https://github.com/linuxserver/docker-changedetection.io/blob/main/Dockerfile
+# Test that we can still build on Alpine (musl modified libc https://musl.libc.org/)
+# Some packages wont install via pypi because they dont have a wheel available under this architecture.
+
+FROM ghcr.io/linuxserver/baseimage-alpine:3.16
+
+ARG BUILD_DATE
+ARG VERSION
+ARG CHANGEDETECTION_RELEASE
+LABEL build_version="Linuxserver.io version:- ${VERSION} Build-date:- ${BUILD_DATE}"
+LABEL maintainer="thespad"
+
+ENV PYTHONUNBUFFERED=1
+
+RUN \
+  apk add --update --no-cache --virtual=build-dependencies \
+    cargo \
+    g++ \
+    gcc \
+    libc-dev \
+    libffi-dev \
+    libxslt-dev \
+    make \
+    openssl-dev \
+    py3-wheel \
+    python3-dev \
+    zlib-dev && \
+  apk add --update --no-cache \
+    libxslt \
+    python3 \
+    py3-pip && \
+  echo "**** install changedetection.io ****" && \
+  mkdir -p /app/changedetection && \
+  if [ -z ${CHANGEDETECTON_RELEASE+x} ]; then \
+    CHANGEDETECTON_RELEASE=$(curl -sX GET "https://api.github.com/repos/dgtlmoon/changedetection.io/releases/latest" \
+    | awk '/tag_name/{print $4;exit}' FS='[""]'); \
+  fi && \
+  curl -s -o \
+    /tmp/changedetection.tar.gz -L \
+    "https://github.com/dgtlmoon/changedetection.io/archive/${CHANGEDETECTON_RELEASE}.tar.gz" && \
+  tar xf \
+    /tmp/changedetection.tar.gz -C \
+    /app/changedetection/ --strip-components=1 && \
+  rm /tmp/changedetection.tar.gz && \
+  pip3 install -U pip wheel setuptools && \
+  pip3 install -U --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine-3.16/ -r /app/changedetection/requirements.txt && \
+  apk del --purge \
+    build-dependencies && \
+  rm -rf \
+    /tmp/* \
+    /root/.cache
+
+COPY root/ /
+
+EXPOSE 5000
+
+VOLUME /config

.github/workflows/test-container-build.yml

@@ -43,6 +43,17 @@ jobs:
             version: latest
             driver-opts: image=moby/buildkit:master
 
+        - name: Test that the docker containers can build (musl via alpine check)
+          id: docker_build
+          uses: docker/build-push-action@v2
+          # https://github.com/docker/build-push-action#customizing
+          with:
+            context: ./
+            file: ./.github/test/Dockerfile-alpine
+            platforms: linux/amd64,linux/arm64,
+            cache-from: type=local,src=/tmp/.buildx-cache
+            cache-to: type=local,dest=/tmp/.buildx-cache
+            
         - name: Test that the docker containers can build
           id: docker_build
           uses: docker/build-push-action@v2
@@ -53,3 +64,4 @@ jobs:
             platforms: linux/arm/v7,linux/arm/v6,linux/amd64,linux/arm64,
             cache-from: type=local,src=/tmp/.buildx-cache
             cache-to: type=local,dest=/tmp/.buildx-cache
+