RPI build workflows

.github/workflows/build_rpi32.yml

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+name: Build latest (RPI 32 bit)
+on: [push]
+
+concurrency:
+  group: ${{ github.ref }}-rpi32
+  cancel-in-progress: true
+
+jobs:
+  build-RPI32:
+    if: github.ref_name == github.event.repository.default_branch
+    runs-on: ubuntu-latest
+    container:
+      image: dockcross/linux-armv6-lts
+    steps:
+      - uses: actions/checkout@v3
+      - name: Retrieve OpenGL and X11 dev files
+        run: |
+          mkdir src/rpi
+          cd src/rpi
+          wget https://github.com/ClassiCube/rpi-compiling-stuff/raw/main/rpi32.zip
+          unzip rpi32.zip     
+      - name: Compile RPI 32 bit build
+        id: compile
+        env: 
+          COMMON_FLAGS: "-O1 -s -fno-stack-protector -fno-math-errno -Qn"
+          RPI32_FLAGS: "-fvisibility=hidden -rdynamic -DCC_BUILD_ICON -DCC_BUILD_RPI -I rpi/include -L rpi/lib -Wl,--unresolved-symbols=ignore-in-shared-libs"
+        run: |
+          LATEST_FLAG=-DCC_COMMIT_SHA=\"$GITHUB_SHA\"
+          
+          cd src
+          $CC *.c ${{ env.COMMON_FLAGS }} ${{ env.RPI32_FLAGS }} $LATEST_FLAG -o cc-rpi32 -lGLESv2 -lEGL -lX11 -lXi -lm -lpthread -ldl -lrt
+
+      - uses: ./.github/actions/notify_failure
+        if: ${{ always() && steps.compile.outcome == 'failure' }}
+        with:
+          NOTIFY_MESSAGE: 'Failed to compile RPI 32 bit build'
+          WEBHOOK_URL: '${{ secrets.WEBHOOK_URL }}'
+          
+      - uses: ./.github/actions/upload_build
+        if: ${{ always() && steps.compile.outcome == 'success' }}
+        with:
+          SOURCE_FILE: 'src/cc-rpi32'
+          DEST_NAME: 'cc-rpi32'

.github/workflows/build_rpi64.yml

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+name: Build latest (RPI 64 bit)
+on: [push]
+
+concurrency:
+  group: ${{ github.ref }}-rpi64
+  cancel-in-progress: true
+
+jobs:
+  build-RPI64:
+    if: github.ref_name == github.event.repository.default_branch
+    runs-on: ubuntu-latest
+    container:
+      image: dockcross/linux-arm64-lts
+    steps:
+      - uses: actions/checkout@v3
+      - name: Retrieve OpenGL and X11 dev files
+        run: |
+          mkdir src/rpi
+          cd src/rpi
+          wget https://github.com/ClassiCube/rpi-compiling-stuff/raw/main/rpi64.zip
+          unzip rpi64.zip     
+      - name: Compile RPI 64 bit build
+        id: compile
+        env: 
+          COMMON_FLAGS: "-O1 -s -fno-stack-protector -fno-math-errno -Qn"
+          RPI64_FLAGS: "-fvisibility=hidden -rdynamic -DCC_BUILD_ICON -DCC_BUILD_RPI -I rpi/include -L rpi/lib -Wl,--unresolved-symbols=ignore-in-shared-libs"
+        run: |
+          LATEST_FLAG=-DCC_COMMIT_SHA=\"$GITHUB_SHA\"
+          
+          cd src
+          $CC *.c ${{ env.COMMON_FLAGS }} ${{ env.RPI64_FLAGS }} $LATEST_FLAG -o cc-rpi64 -lGLESv2 -lEGL -lX11 -lXi -lm -lpthread -ldl -lrt
+
+      - uses: ./.github/actions/notify_failure
+        if: ${{ always() && steps.compile.outcome == 'failure' }}
+        with:
+          NOTIFY_MESSAGE: 'Failed to compile RPI 64 bit build'
+          WEBHOOK_URL: '${{ secrets.WEBHOOK_URL }}'
+          
+      - uses: ./.github/actions/upload_build
+        if: ${{ always() && steps.compile.outcome == 'success' }}
+        with:
+          SOURCE_FILE: 'src/cc-rpi64'
+          DEST_NAME: 'cc-rpi64'