diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 209c169..b9e335c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,29 +3,45 @@ name: CI
 on:
   pull_request:
   push:
+    tags:
+      - "**"
     branches:
       - main
   schedule:
     - cron: "0 0 * * *"
 
-env:
-  LLVM_VERSION: "19.1.2"
-  LINUX_IMAGE: "ubuntu-24.04"
-  MACOS_IMAGE: "macos-15"
-  WINDOWS_IMAGE: "windows-2022"
-
 jobs:
+  generate-config:
+    runs-on: ubuntu-latest
+    outputs:
+      BIRTH_GITHUB_TARGETS: ${{ steps.generate-config.outputs.BIRTH_GITHUB_TARGETS }}
+      BIRTH_CMAKE_BUILD_TYPES: ${{ steps.generate-config.outputs.BIRTH_CMAKE_BUILD_TYPES }}
+      BIRTH_MACOS_IMAGE: ${{ steps.generate-config.outputs.BIRTH_LINUX_IMAGE }}
+      BIRTH_LINUX_IMAGE: ${{ steps.generate-config.outputs.BIRTH_LINUX_IMAGE }}
+      BIRTH_WINDOWS_IMAGE: ${{ steps.generate-config.outputs.BIRTH_WINDOWS_IMAGE }}
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+      - name: Generate config
+        id: generate-config
+        uses: birth-software/github-config@v2
+
   build_and_test:
-    runs-on: ${{ matrix.os}}
-    timeout-minutes: 15
+    needs: generate-config
+    permissions: write-all
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-24.04, macos-15, windows-2022]
-        build_type: [Debug, MinSizeRel, RelWithDebInfo, Release]
+        os: ${{ fromJSON(needs.generate-config.outputs.BIRTH_GITHUB_TARGETS) }}
+        CMAKE_BUILD_TYPE: ${{ fromJSON(needs.generate-config.outputs.BIRTH_CMAKE_BUILD_TYPES) }}
+    runs-on: ${{ matrix.os }}
+    env:
+      BIRTH_LINUX_IMAGE: ${{ needs.generate-config.outputs.BIRTH_LINUX_IMAGE }}
+      BIRTH_MACOS_IMAGE: ${{ needs.generate-config.outputs.BIRTH_MACOS_IMAGE }}
+      BIRTH_WINDOWS_IMAGE: ${{ needs.generate-config.outputs.BIRTH_WINDOWS_IMAGE }}
     steps:
       - name: Maximize build space
-        if: matrix.os == env.LINUX_IMAGE
+        if: matrix.os == env.BIRTH_LINUX_IMAGE
         uses: AdityaGarg8/remove-unwanted-software@v4.1
         with:
           remove-android: 'true'
@@ -33,44 +49,20 @@ jobs:
           remove-haskell: 'true'
           remove-codeql: 'true'
           remove-docker-images: 'true'
+          remove-large-packages: 'true'
           remove-cached-tools: 'true'
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: System Info (Linux)
-        if: matrix.os == env.LINUX_IMAGE
-        run: |
-          uname -a
-          lsb_release -a
-          df -h
-      - name: System Info (macOS)
-        if: matrix.os == env.MACOS_IMAGE
-        run: |
-          uname -a
-          sw_vers -productVersion
-          df -h
-      - name: System Info (Windows)
-        if: matrix.os == env.WINDOWS_IMAGE
-        run: |
-          systeminfo
-          wmic logicaldisk get name, size, freespace
-
-      - name: Install dependencies (Linux)
-        if: matrix.os == env.LINUX_IMAGE
-        run: sudo apt update && sudo apt install -y llvm llvm-dev ninja-build mold curl libssl-dev libcurl4-openssl-dev
-      - name: Install dependencies (MacOS)
-        if: matrix.os == env.MACOS_IMAGE
-        run: brew install llvm ninja
-      - name: Install dependencies (Windows)
-        if: matrix.os == env.WINDOWS_IMAGE
-        run: choco install ninja && pwsh ./fetch-llvm.ps1 "${{ matrix.build_type }}"
-
-      - name: Clang version
-        run: clang -v
-
+          remove-swapfile: 'true'
+      - uses: actions/checkout@v4
+      - uses: birth-software/github-setup@v2
+      - name: Fetch LLVM
+        id: FETCH
+        run: ./fetch-llvm.sh
+        shell: bash
+        env:
+          CMAKE_BUILD_TYPE: ${{matrix.CMAKE_BUILD_TYPE}}
       - name: Build and test
-        if: matrix.os == env.LINUX_IMAGE || matrix.os == env.MACOS_IMAGE
-        run: ./project.sh "build_type=${{ matrix.build_type }}" test all
-      - name: Build and test (Windows)
-        if: matrix.os == env.WINDOWS_IMAGE
-        run: pwsh ./project.ps1 "build_type=${{ matrix.build_type }}" test all
+        run: ./project.sh test all
+        shell: bash
+        env:
+          CMAKE_BUILD_TYPE: ${{matrix.CMAKE_BUILD_TYPE}}
+          CMAKE_PREFIX_PATH: ${{steps.FETCH.outputs.CMAKE_PREFIX_PATH}}
diff --git a/fetch-llvm.sh b/fetch-llvm.sh
new file mode 100755
index 0000000..28af90b
--- /dev/null
+++ b/fetch-llvm.sh
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+set -eux
+
+LLVM_VERSION=19.1.0
+FILENAME_BASE=llvm-$BIRTH_ARCH-$BIRTH_OS-$CMAKE_BUILD_TYPE
+ZIP_NAME=$FILENAME_BASE.7z
+BASE_URL=https://github.com/birth-software/llvm/releases/download/v$LLVM_VERSION/$ZIP_NAME
+wget --version 1>/dev/null 2>/dev/null || choco install wget
+wget $BASE_URL
+wget $BASE_URL.b2sum
+b2sum -c $ZIP_NAME.b2sum
+7z x $ZIP_NAME
+CMAKE_PREFIX_PATH=$PWD/$FILENAME_BASE
+echo "CMAKE_PREFIX_PATH=$CMAKE_PREFIX_PATH" >> $GITHUB_OUTPUT
diff --git a/project.sh b/project.sh
index e497f8b..eeb5394 100755
--- a/project.sh
+++ b/project.sh
@@ -1,28 +1,38 @@
 #!/usr/bin/env bash
 set -ex
-release_mode="Debug"
-if [[ "$1" =~ ^build_type=.* ]]; then
-    release_mode=${1#build_type=}
-fi
-echo "Build type: $release_mode"
-build_dir=build
-mkdir -p $build_dir
-
-case "$OSTYPE" in
-    linux*) CLANG_PREFIX="/usr/bin" ;; 
-    darwin*) CLANG_PREFIX="/opt/homebrew/opt/llvm/bin" ;;
-    *)        exit 1 ;;
-esac
-
-case "$OSTYPE" in
-    linux*) cmake . -B$build_dir -G Ninja -DCMAKE_BUILD_TYPE="$release_mode" -DCMAKE_C_COMPILER="$CLANG_PREFIX/clang" -DCMAKE_CXX_COMPILER="$CLANG_PREFIX/clang++" -DCMAKE_EXE_LINKER_FLAGS="-fuse-ld=mold" -DCMAKE_SHARED_LINKER_FLAGS="-fuse-ld=mold" ;;
-    darwin*) cmake . -B$build_dir -G Ninja -DCMAKE_BUILD_TYPE="$release_mode" -DCMAKE_C_COMPILER="$CLANG_PREFIX/clang" -DCMAKE_CXX_COMPILER="$CLANG_PREFIX/clang++" "-DCMAKE_PREFIX_PATH=$(brew --prefix zstd);$(brew --prefix llvm)" ;;
-    *)        exit 1 ;;
-esac
-
 original_dir=$PWD
+build_dir=build
+C_COMPILER_PATH=clang
+CXX_COMPILER_PATH=clang++
+ASM_COMPILER_PATH=clang
+
+case $BIRTH_OS in
+    windows)
+        C_COMPILER_OPT_ARG="-DCMAKE_C_COMPILER_TARGET=x86_64-pc-windows-msvc"
+        CXX_COMPILER_OPT_ARG="-DCMAKE_CXX_COMPILER_TARGET=x86_64-pc-windows-msvc"
+        ASM_COMPILER_OPT_ARG="-DCMAKE_ASM_COMPILER_TARGET=x86_64-pc-windows-msvc"
+        ;;
+    *)
+        C_COMPILER_OPT_ARG=""
+        CXX_COMPILER_OPT_ARG=""
+        ASM_COMPILER_OPT_ARG=""
+        ;;
+esac
+
+mkdir -p $build_dir
+cmake . \
+    -B$build_dir \
+    -G Ninja \
+    -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" \
+    -DCMAKE_PREFIX_PATH=$CMAKE_PREFIX_PATH \
+    -DCMAKE_C_COMPILER=$C_COMPILER_PATH \
+    -DCMAKE_CXX_COMPILER=$CXX_COMPILER_PATH \
+    -DCMAKE_ASM_COMPILER=$ASM_COMPILER_PATH \
+    $C_COMPILER_OPT_ARG \
+    $CXX_COMPILER_OPT_ARG \
+    $ASM_COMPILER_OPT_ARG
 cd $build_dir
-ninja
+ninja -v
 cd $original_dir
 
 if [ "$#" -ne 0 ]; then