add github actions to generate artifacts

.github/actions/setup-ninja/action.yml

@@ -0,0 +1,9 @@
+name: 'setup-ninja'
+description: 'Setup Ninja'
+runs:
+  using: "composite"
+  steps:
+   - name: Setup Ninja
+     uses: seanmiddleditch/gha-setup-ninja@master
+   - name: Setup MSVC with Ninja
+     uses: ilammy/msvc-dev-cmd@v1

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/generate_artifacts.yml

@@ -0,0 +1,120 @@
+name: Generate artifacts
+on:
+  push:
+
+jobs:
+  build:
+    name: Build ${{ matrix.os }} ${{ matrix.android }} ${{ matrix.abi }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        android: [false]
+        abi: ['']
+        include:
+          - os: windows-latest
+          - os: ubuntu-latest
+          - os: ubuntu-latest
+            android: true
+            abi: x86_64
+          - os: ubuntu-latest
+            android: true
+            abi: arm64-v8a
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Free space on runner
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        run: |
+          set +x
+          dpkg-query -Wf '${Installed-Size}\t${Package}\n' | sort -n | tail -n 100
+          df -h
+          sudo apt-get update
+          sudo apt-get remove -y '^dotnet-.*'
+          sudo apt-get remove -y '^temurin-.*'
+          sudo apt-get remove -y azure-cli google-cloud-cli microsoft-edge-stable google-chrome-stable firefox
+          sudo apt-get autoremove -y
+          sudo apt-get clean
+          sudo rm -rf /usr/share/dotnet/
+          sudo rm -rf /usr/local/share/powershell
+          sudo rm -rf /usr/local/share/chromium
+          sudo rm -rf /usr/local/lib/node_modules
+          df -h
+      - name: Setup Ninja
+        uses: ./.github/actions/setup-ninja
+      - name: Download and extract Android NDK
+        if: ${{ matrix.android }}
+        run: |
+          set -x
+          wget https://dl.google.com/android/repository/android-ndk-r27c-linux.zip
+          unzip android-ndk-r27c-linux.zip
+          rm -rf android-ndk-r27c-linux.zip
+      - name: Select build directory
+        shell: bash
+        run: |
+          if [ $RUNNER_OS == "Windows" ]; then
+            echo "builddir=C:/build" >> $GITHUB_ENV
+          else
+            echo "builddir=${{ github.workspace }}/build" >> $GITHUB_ENV
+          fi
+      - name: Fetch dependencies
+        run: python3 ./utils/fetch_sources.py --shallow
+      - name: Download LLVM Windows
+        if: ${{ matrix.os == 'windows-latest' }}
+        shell: bash
+        env:
+          LLVM_ARCHIVE_PREFIX: LLVM-19.1.3-Windows-X64
+        run: |
+          set -x
+          curl -L https://github.com/llvm/llvm-project/releases/download/llvmorg-19.1.3/${LLVM_ARCHIVE_PREFIX}.tar.xz --output ${LLVM_ARCHIVE_PREFIX}.tar.xz
+          tar -xf ${LLVM_ARCHIVE_PREFIX}.tar.xz
+          rm -rf ${LLVM_ARCHIVE_PREFIX}.tar.xz
+          echo "llvmnative=$(pwd)/${LLVM_ARCHIVE_PREFIX}" >> $GITHUB_ENV
+          echo "clangxxbinary=clang++.exe" >> $GITHUB_ENV
+          echo "clangbinary=clang.exe" >> $GITHUB_ENV
+      - name: Download LLVM Linux
+        if: ${{ matrix.os == 'ubuntu-latest' }}
+        env:
+          LLVM_ARCHIVE_PREFIX: LLVM-19.1.3-Linux-X64
+        run: |
+          set -x
+          wget https://github.com/llvm/llvm-project/releases/download/llvmorg-19.1.3/${LLVM_ARCHIVE_PREFIX}.tar.xz
+          tar -xf ${LLVM_ARCHIVE_PREFIX}.tar.xz
+          rm -rf ${LLVM_ARCHIVE_PREFIX}.tar.xz
+          echo "llvmnative=${{ github.workspace }}/${LLVM_ARCHIVE_PREFIX}" >> $GITHUB_ENV
+          echo "clangxxbinary=clang++" >> $GITHUB_ENV
+          echo "clangbinary=clang" >> $GITHUB_ENV
+      - name: Build libclc
+        if: ${{ matrix.android }}
+        env:
+          LIBCLC_DIR: ${{ github.workspace }}/build_libclc
+        run: |
+          set -x
+          cmake -S '${{ github.workspace }}/third_party/llvm/libclc' -B ${LIBCLC_DIR} -G Ninja \
+            -DLLVM_CMAKE_DIR=${{ env.llvmnative }}/lib/cmake \
+            -DCMAKE_C_COMPILER=${{ env.llvmnative }}/bin/${{ env.clangbinary }} \
+            -DCMAKE_CXX_COMPILER=${{ env.llvmnative }}/bin/${{ env.clangxxbinary }} \
+            -DCMAKE_CXX_FLAGS="-fuse-ld=lld" \
+            -DLIBCLC_TARGETS_TO_BUILD="clspv--;clspv64--"
+          cmake --build ${LIBCLC_DIR}
+          ls -l ${LIBCLC_DIR}
+          echo "android-cmake-args=-DCMAKE_TOOLCHAIN_FILE=${{ github.workspace }}/android-ndk-r27c/build/cmake/android.toolchain.cmake -DANDROID_ABI=${{ matrix.abi }} -DCLSPV_EXTERNAL_LIBCLC_DIR=${LIBCLC_DIR}" >> $GITHUB_ENV
+      - name: Configure & Build
+        shell: bash
+        run: |
+          set -x
+          cmake -B '${{ env.builddir }}' -S '${{ github.workspace }}' -G Ninja \
+            -DCMAKE_BUILD_TYPE=Release \
+            ${{ env.android-cmake-args }} \
+            -DCMAKE_C_COMPILER=${{ env.llvmnative }}/bin/${{ env.clangbinary }} \
+            -DCMAKE_CXX_COMPILER=${{ env.llvmnative }}/bin/${{ env.clangxxbinary }} \
+            -DCMAKE_CXX_FLAGS="-fuse-ld=lld -Wno-unused-command-line-argument -Wno-unknown-warning-option"
+          ls -l '${{ env.builddir }}'
+          cmake --build '${{ env.builddir }}' --config Release
+          ls -l '${{ env.builddir }}'
+      - uses: actions/upload-artifact@v4
+        with:
+          name: clspv-${{ matrix.os }}-${{ matrix.abi }}-${{ matrix.android }}
+          path: '${{ env.builddir }}'