refactor: migrate release workflow to native runners

.github/workflows/release.yml

@@ -1,32 +1,22 @@
 name: Release
 on:
   workflow_dispatch:
+  push:
+    tags:
+      - "v*"
 
 jobs:
-  get-tag:
-    runs-on: ubuntu-latest
-    outputs:
-      tag: ${{ steps.tag.outputs.name }}
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Get tag
-        id: tag
-        run: echo "name=$(cat internal/assets/version)" >> $GITHUB_OUTPUT
-
-  build-docker:
-    needs: get-tag
+  build:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository_owner }}/tinyauth
 
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v3
@@ -35,21 +25,113 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
       - name: Build and push
         uses: docker/build-push-action@v6
+        id: build
         with:
-          context: .
-          push: true
-          platforms: linux/arm64, linux/amd64
-          tags: ghcr.io/${{ github.repository_owner }}/tinyauth:${{ needs.get-tag.outputs.tag }}, ghcr.io/${{ github.repository_owner }}/tinyauth:latest
+          platforms: linux/amd64
+          labels: ${{ steps.meta.outputs.labels }}
+          tags: ghcr.io/${{ github.repository_owner }}/tinyauth
+          outputs: type=image,push-by-digest=true,name-canonical=true,push=true
 
-  release:
-    needs: [get-tag, build-docker]
-    runs-on: ubuntu-latest
-    steps:
-      - name: Create release
-        uses: softprops/action-gh-release@v2
+      - name: Export digest
+        run: |
+          mkdir -p ${{ runner.temp }}/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "${{ runner.temp }}/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
         with:
-          prerelease: false
-          make_latest: false
-          tag_name: ${{ needs.get-tag.outputs.tag }}
+          name: digests-linux-amd64
+          path: ${{ runner.temp }}/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  build-arm:
+    runs-on: ubuntu-24.04-arm
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository_owner }}/tinyauth
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        id: build
+        with:
+          platforms: linux/arm64
+          labels: ${{ steps.meta.outputs.labels }}
+          tags: ghcr.io/${{ github.repository_owner }}/tinyauth
+          outputs: type=image,push-by-digest=true,name-canonical=true,push=true
+
+      - name: Export digest
+        run: |
+          mkdir -p ${{ runner.temp }}/digests
+          digest="${{ steps.build.outputs.digest }}"
+          touch "${{ runner.temp }}/digests/${digest#sha256:}"
+
+      - name: Upload digest
+        uses: actions/upload-artifact@v4
+        with:
+          name: digests-linux-arm64
+          path: ${{ runner.temp }}/digests/*
+          if-no-files-found: error
+          retention-days: 1
+
+  merge:
+    runs-on: ubuntu-latest
+    needs:
+      - build
+      - build-arm
+    steps:
+      - name: Download digests
+        uses: actions/download-artifact@v4
+        with:
+          path: ${{ runner.temp }}/digests
+          pattern: digests-*
+          merge-multiple: true
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ghcr.io/${{ github.repository_owner }}/tinyauth
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+
+      - name: Create manifest list and push
+        working-directory: ${{ runner.temp }}/digests
+        run: |
+          docker buildx imagetools create $(jq -cr '.tags | map("-t " + .) | join(" ")' <<< "$DOCKER_METADATA_OUTPUT_JSON") \
+            $(printf 'ghcr.io/${{ github.repository_owner }}/tinyauth@sha256:%s ' *)