Add linux-arm64 build (#78)

.github/workflows/publish.yml

@@ -4,6 +4,8 @@ on:
   push:
     branches: [ "main" ]
     tags: [ "*" ]
+  pull_request:
+    branches: [ "main" ]
 
 permissions:
   contents: write
@@ -16,6 +18,9 @@ jobs:
           - os: ubuntu-latest
             rid: linux-x64
             zipSuffix: tar.gz
+          - os: ubuntu-latest
+            rid: linux-arm64
+            zipSuffix: tar.gz
           - os: windows-latest
             rid: win-x64
             zipSuffix: zip
@@ -27,6 +32,18 @@ jobs:
             zipSuffix: tar.gz
     runs-on: ${{ matrix.os }}
     steps:
+    - name: Install linux arm64 prereqs
+      if: matrix.rid == 'linux-arm64'
+      run: |
+        sudo dpkg --add-architecture arm64
+        sudo bash -c 'cat > /etc/apt/sources.list.d/arm64.list <<EOF
+        deb [arch=arm64] http://ports.ubuntu.com/ubuntu-ports/ jammy main restricted
+        deb [arch=arm64] http://ports.ubuntu.com/ubuntu-ports/ jammy-updates main restricted
+        deb [arch=arm64] http://ports.ubuntu.com/ubuntu-ports/ jammy-backports main restricted universe multiverse
+        EOF'
+        sudo sed -i -e 's/deb http/deb [arch=amd64] http/g' /etc/apt/sources.list
+        sudo apt update
+        sudo apt install -y clang llvm binutils-aarch64-linux-gnu gcc-aarch64-linux-gnu zlib1g-dev:arm64
     - uses: actions/checkout@v3
       with:
         fetch-depth: 0