Update Dockerfile

.github/workflows/release.yml

@@ -68,6 +68,31 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Download Artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: dartsdk-linux-x64-${{ github.ref_name }}
+
+      - name: Download Artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: dartsdk-linux-ia32-${{ github.ref_name }}
+
+      - name: Download Artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: dartsdk-linux-arm64-${{ github.ref_name }}
+
+      - name: Download Artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: dartsdk-linux-arm-${{ github.ref_name }}
+
+      - name: Download Artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: dartsdk-linux-riscv64-${{ github.ref_name }}
+
       - name: Docker Metadata
         id: docker-metadata
         uses: docker/metadata-action@v5
@@ -99,8 +124,6 @@ jobs:
       - name: Build and push
         uses: docker/build-push-action@v6
         with:
-          build-args: |
-            BASEURL=${{ github.server_url }}/${{ github.repository }}/releases/download/${{ github.ref_name }}
           context: .
           platforms: linux/amd64,linux/386,linux/arm64,linux/arm/v7,linux/riscv64
           push: ${{ !endsWith(github.ref_name, '.beta') && !endsWith(github.ref_name, '.dev') }}

Dockerfile

@@ -1,11 +1,10 @@
 FROM docker.io/library/alpine
 
-ARG BASEURL
-
 ENV DART_SDK=/usr/lib/dart
 ENV PATH=$DART_SDK/bin:$PATH
 
-RUN apk add --no-cache \
+RUN --mount=type=bind,source=.,target=/build \
+    apk add --no-cache \
             ca-certificates \
             curl \
             git \
@@ -22,6 +21,5 @@ RUN apk add --no-cache \
       riscv64) \
         SDK_ARCH=riscv64;; \
     esac \
- && wget -O- "$BASEURL/dartsdk-linux-$SDK_ARCH-release.tar.gz" \
-  | tar -xz \
+ && tar -xzf /build/dartsdk-linux-$SDK_ARCH-release.tar.gz \
  && mv dart-sdk "$DART_SDK"