reverted native arm GHA builds

Author: rsubr

.github/workflows/build-release.yml

@@ -1,4 +1,4 @@
-name: multi-arch docker build
+name: multi-arch docker build using qemu
 
 on:
   push:
@@ -7,40 +7,27 @@ on:
 
 jobs:
   build:
-    strategy:
-      matrix:
-        arch: [amd64, arm64]
-    runs-on: ${{ matrix.arch == 'amd64' && 'ubuntu-24.04' || matrix.arch == 'arm64' && 'ubuntu-24.04-arm' }}
+    runs-on: ubuntu-20.04
 
     steps:
       - name: checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v2
+        
+      - name: set up qemu for linux/arm64
+        uses: docker/setup-qemu-action@v1
 
       - name: install buildx
         id: buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v1
         with:
           version: latest
 
       - name: login to docker hub
         run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin
 
-      - name: build and push image
+      - name: build multi-arch image and push to docker hub
         run: |
           docker buildx build --push \
-            --tag rsubr/php-apache-ubuntu:noble-${{ matrix.arch }} \
-            --tag rsubr/php-apache-ubuntu:24.04-${{ matrix.arch }} \
-            --platform linux/${{ matrix.arch }} .
-
-  manifest:
-    needs: build
-    runs-on: ubuntu-24.04
-    steps:
-      - name: login to docker hub
-        run: echo "${{ secrets.DOCKER_PASSWORD }}" | docker login -u "${{ secrets.DOCKER_USERNAME }}" --password-stdin
-      - name: create and push manifest
-        run: |
-          docker manifest create rsubr/php-apache-ubuntu:noble rsubr/php-apache-ubuntu:noble-amd64 rsubr/php-apache-ubuntu:noble-arm64
-          docker manifest create rsubr/php-apache-ubuntu:24.04 rsubr/php-apache-ubuntu:24.04-amd64 rsubr/php-apache-ubuntu:24.04-arm64
-          docker manifest push rsubr/php-apache-ubuntu:noble
-          docker manifest push rsubr/php-apache-ubuntu:24.04
+            --tag rsubr/php-apache-ubuntu:noble  \
+            --tag rsubr/php-apache-ubuntu:24.04  \
+            --platform linux/amd64,linux/arm64 .