feat: simplify CI configuration by standardizing runner for ARM64 builds

Signed-off-by: liuhy <[email protected]>

Author: Aias00

.github/workflows/docker-publish.yml

@@ -32,7 +32,7 @@ on:
 jobs:
   # Separate job for native builds vs emulated builds
   build_native:
-    runs-on: ${{ matrix.arch == 'arm64' && 'macos-26' || 'ubuntu-latest' }}
+    runs-on: ubuntu-latest
     permissions:
       contents: read
       packages: write
@@ -53,8 +53,8 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - name: Set up QEMU (fallback for ARM64 if native runners unavailable)
-        if: matrix.arch == 'arm64' && runner.arch != 'ARM64'
+      - name: Set up QEMU for cross-compilation
+        if: matrix.arch == 'arm64'
         uses: docker/setup-qemu-action@v3
         with:
           platforms: arm64