try support linux-arm32

Author: sumneko

.github/workflows/build.yml

@@ -7,6 +7,7 @@ on:
   push:
     branches:
       - master
+      - workflow
     tags:
       - "*"
   pull_request:
@@ -25,6 +26,7 @@ jobs:
         include:
           - { os: ubuntu-20.04,   target: linux,   platform: linux-x64,   container: 'ubuntu:18.04' }
           - { os: ubuntu-20.04,   target: linux,   platform: linux-arm64, container: 'ubuntu:18.04' }
+          - { os: ubuntu-20.04,   target: linux,   platform: linux-arm32, container: 'ubuntu:18.04' }
           - { os: macos-11,       target: darwin,  platform: darwin-x64   }
           - { os: macos-11,       target: darwin,  platform: darwin-arm64 }
           - { os: windows-latest, target: windows, platform: win32-ia32   }
@@ -43,15 +45,19 @@ jobs:
           apt-get update
           apt-get install -y sudo git gcc-9 g++-9
 
-      - name: Install aarch64-linux-gnu
-        if: ${{ matrix.platform == 'linux-arm64' }}
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y gcc-aarch64-linux-gnu g++-aarch64-linux-gnu
-
       - uses: actions/checkout@v3
         with:
           submodules: recursive
+      - uses: uraimo/run-on-arch-action@v2
+        if: ${{ matrix.platform == 'linux-arm32' }}
+        with:
+          arch: armv7
+          distro: ubuntu18.04
+      - uses: uraimo/run-on-arch-action@v2
+        if: ${{ matrix.platform == 'linux-arm64' }}
+        with:
+          arch: aarch64
+          distro: ubuntu18.04
       - uses: actboy168/setup-luamake@master
       - run: luamake -platform ${{ matrix.platform }}