feat: move to alpine image

Author: hwalker56

.github/workflows/push_docker_image.yml

@@ -26,7 +26,7 @@ jobs:
           # Use lowercase name of repository, as buildx rejects the name otherwise.
           echo "repository=${GITHUB_REPOSITORY,,}" >> $GITHUB_ENV
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
+        uses: docker/setup-buildx-action@v3
       - name: Cache Docker layers
         uses: actions/cache@v4
         with:
@@ -35,14 +35,14 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-buildx-
       - name: Login to GitHub Container Registry
-        uses: docker/login-action@v1
+        uses: docker/login-action@v3
         with:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push
         id: docker_build
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v6
         with:
           push: true
           tags: ghcr.io/${{ env.repository }}:${{ env.tag_name }}

Dockerfile

@@ -1,11 +1,14 @@
-FROM python:3.10
+FROM python:3.10-alpine
 
-RUN addgroup --gid 1000 server && adduser --uid 1000 --gid 1000 --system server
+RUN adduser -D server
 WORKDIR /home/server
 
 # Copy requirements first as to not disturb cache for other changes.
 COPY requirements.txt .
 
+# Install dependencies
+RUN apk add -U --no-cache libpq-dev build-base
+
 RUN pip3 install -r requirements.txt && \
   pip3 install gunicorn