Add arm64 CI and update to macOS 14 build bot.

Author: tritao

.github/workflows/main.yml

@@ -10,7 +10,8 @@ jobs:
       matrix:
         config:
           - { os: ubuntu-22.04, platform: x64, cxx: g++-11, cc: gcc-11 }
-          - { os: macos-12, platform: x64, cxx: clang++, cc: clang }
+          - { os: macos-14, platform: x64, cxx: clang++, cc: clang }
+          - { os: macos-14, platform: arm64, cxx: clang++, cc: clang }
           - { os: windows-2022, platform: x64, vs: "Program Files/Microsoft Visual Studio/2022" }
 
     runs-on: ${{ matrix.config.os }}
@@ -30,10 +31,10 @@ jobs:
           fetch-depth: '0'
 
       - name: Setup emsdk
-        uses: mymindstorm/setup-emsdk@v11
+        uses: mymindstorm/setup-emsdk@v14
         with:
           version: ${{ env.EMSCRIPTEN_VERSION }}
-          actions-cache-folder: emsdk-cache-${{ runner.os }}
+          actions-cache-folder: emsdk-cache-${{ runner.os }}-${{ matrix.config.platform }}
 
       - name: Setup cmake
         uses: jwlawson/actions-setup-cmake@v2