ci(build.yml): remove emscripten build

.github/workflows/build.yml

@@ -15,8 +15,6 @@ on:
 
 env:
   BUILD_TYPE: Release
-  EM_VERSION: 2.0.18 # Emscripten version
-  EM_CACHE_FOLDER: 'emsdk-cache' # Cache for Emscripten libs
 
 jobs:
 
@@ -46,13 +44,6 @@ jobs:
             cmake-args: -DCMAKE_TOOLCHAIN_FILE=$GITHUB_WORKSPACE/32blit-sdk/pico.toolchain -DPICO_BOARD=pimoroni_picosystem
             apt-packages: gcc-arm-none-eabi libnewlib-arm-none-eabi libstdc++-arm-none-eabi-newlib python3-setuptools
 
-          - os: ubuntu-20.04
-            name: Emscripten
-            release-suffix: WEB
-            cmake-args: -D32BLIT_DIR=$GITHUB_WORKSPACE/32blit-sdk
-            cmake-prefix: emcmake
-            apt-packages: python3-setuptools
-
           - os: macos-latest
             name: macOS
             release-suffix: MACOS
@@ -121,26 +112,6 @@ jobs:
       run: |
         python -m pip install 32blit
 
-    # Emscripten SDK setup
-    - name: Setup Emscripten cache
-      if: matrix.name == 'Emscripten'
-      id: cache-system-libraries
-      uses: actions/cache@v2
-      with:
-        path: ${{env.EM_CACHE_FOLDER}}
-        key: ${{env.EM_VERSION}}-${{runner.os}}
-
-    - name: Setup Emscripten
-      if: matrix.name == 'Emscripten'
-      uses: mymindstorm/setup-emsdk@v7
-      with:
-        version: ${{env.EM_VERSION}}
-        actions-cache-folder: ${{env.EM_CACHE_FOLDER}}
-
-    - name: Pre-build Emscripten ports
-      if: matrix.name == 'Emscripten'
-      run: embuilder.py build sdl2 sdl2-image-jpg sdl2-net
-
     # Set up the cmake build environment
     - name: Create Build Environment
       run: cmake -E make_directory ${{runner.workspace}}/main/build