fix: use QEMU for Linux ARM64 builds to avoid runner wait time

.github/workflows/build_node_shared.yml

@@ -28,19 +28,19 @@
             container: ghcr.io/ten-framework/ten_building_ubuntu2204
             lib_name: libnode.so.127
             nproc_cmd: nproc
-          # Linux ARM64 builds
-          - os: ubuntu-latest-arm
+          # Linux ARM64 builds (using QEMU)
+          - os: ubuntu-latest
             platform: linux
             arch: arm64
             compiler: gcc
-            container: ghcr.io/ten-framework/ten_building_ubuntu2204
+            container: ""
             lib_name: libnode.so.127
             nproc_cmd: nproc
-          - os: ubuntu-latest-arm
+          - os: ubuntu-latest
             platform: linux
             arch: arm64
             compiler: clang
-            container: ghcr.io/ten-framework/ten_building_ubuntu2204
+            container: ""
             lib_name: libnode.so.127
             nproc_cmd: nproc
           # macOS x64 builds
@@ -72,13 +72,50 @@
           repository: nodejs/node
           ref: v22.12.0
 
+      - name: Create out directory (Linux ARM64)
+        if: matrix.platform == 'linux' && matrix.arch == 'arm64'
+        run: |
+          # Due to the use of QEMU, running as root inside the Docker container
+          # is required. However, outside the container, the user is not root.
+          # This causes issues when trying to handle the contents of the out/
+          # folder from outside the container. To resolve this, the out/ folder
+          # is first created by a regular non-root user to prevent it from being
+          # created during the build stage, thus avoiding permission issues with
+          # the out/ folder being created by the root user.
+          mkdir -p out/Release
+
+      - name: Set up QEMU (Linux ARM64)
+        if: matrix.platform == 'linux' && matrix.arch == 'arm64'
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: arm64
+
       - name: Setup Python (macOS)
         if: matrix.platform == 'mac'
         uses: actions/setup-python@v5
         with:
           python-version: '3.11'
 
-      - name: Configure and Build
+      - name: Configure and Build (Linux ARM64 with QEMU)
+        if: matrix.platform == 'linux' && matrix.arch == 'arm64'
+        run: |
+          docker run --rm --platform linux/arm64 \
+            -v $(pwd):${{ github.workspace }} -w ${{ github.workspace }} \
+            ghcr.io/ten-framework/ten_building_ubuntu2204 \
+            bash -c "
+              if [ '${{ matrix.compiler }}' = 'gcc' ]; then
+                export CC=gcc
+                export CXX=g++
+              else
+                export CC=clang
+                export CXX=clang++
+              fi && \
+              ./configure --shared && \
+              make -j\$(nproc)
+            "
+
+      - name: Configure and Build (Linux x64 and macOS)
+        if: matrix.platform != 'linux' || matrix.arch != 'arm64'
         run: |
           if [ "${{ matrix.compiler }}" = "gcc" ]; then
             export CC=gcc
@@ -92,6 +129,11 @@
 
           make -j$(${{ matrix.nproc_cmd }})
 
+      - name: Fix permissions for build outputs (Linux ARM64)
+        if: matrix.platform == 'linux' && matrix.arch == 'arm64'
+        run: |
+          sudo chown -R "$(id -u)":"$(id -g)" out/Release
+
       - name: Package assets
         if: startsWith(github.ref, 'refs/tags/')
         run: |