Add FLUTTER_VERSION argument

.github/workflows/docker-image.yml

@@ -86,22 +86,27 @@ jobs:
       github.event_name == 'workflow_dispatch'
     runs-on: ubuntu-latest
     steps:
-      -
-        name: Checkout
+      - name: Checkout
         uses: actions/checkout@v4
-      -
-        name: Set up Docker Buildx
+
+      - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
-      -
-        name: Login to Docker Hub
+
+      - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_PASSWORD }}
-      -
-        name: Build and push
+
+      - name: Read Flutter version
+        id: read_version
+        run: echo "FLUTTER_VERSION=$(cat flutter_current_version.txt)" >> $GITHUB_OUTPUT
+
+      - name: Build and push
         uses: docker/build-push-action@v5
         with:
           context: .
           push: true
           tags: nullskill/openvscode-server-flutter:latest
+          build-args: |
+            FLUTTER_VERSION=${{ steps.read_version.outputs.FLUTTER_VERSION }}

Dockerfile

@@ -1,21 +1,15 @@
+FROM gitpod/openvscode-server:latest
+
 ARG VERSION="stable"
 ARG FLUTTER_HOME="/opt/flutter"
 ARG PUB_CACHE="/var/tmp/.pub_cache"
-ARG FLUTTER_VERSION="3.22.1"
-ARG FLUTTER_ARCHIVE="flutter_linux_${FLUTTER_VERSION}-stable.tar.xz"
-ARG FLUTTER_URL="https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/${FLUTTER_ARCHIVE}"
-
-FROM gitpod/openvscode-server:latest
-
-USER root
-WORKDIR /
+ARG FLUTTER_VERSION
+ENV FLUTTER_VERSION=${FLUTTER_VERSION:-3.22.1}
 
-ARG VERSION
-ARG FLUTTER_HOME
-ARG PUB_CACHE
-ARG FLUTTER_ARCHIVE
-ARG FLUTTER_URL
+RUN echo "Building with Flutter version: $FLUTTER_VERSION"
 
+ENV FLUTTER_ARCHIVE="flutter_linux_${FLUTTER_VERSION}-stable.tar.xz"
+ENV FLUTTER_URL="https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/${FLUTTER_ARCHIVE}"
 ENV VERSION=$VERSION \
     FLUTTER_HOME=$FLUTTER_HOME \
     FLUTTER_ROOT=$FLUTTER_HOME \
@@ -24,6 +18,9 @@ ENV VERSION=$VERSION \
     OPENVSCODE_SERVER_ROOT="/home/.openvscode-server" \
     OPENVSCODE="${OPENVSCODE_SERVER_ROOT}/bin/openvscode-server"
 
+USER root
+WORKDIR /
+
 # Install prerequisites
 RUN echo "Installing prerequisites..."
 RUN apt-get update