ci: add multi-platform release pipeline for PHP extension

.cargo/config.toml

@@ -1,2 +1,18 @@
 # Cross-platform cargo configuration
 # No hardcoded target - let cargo detect the platform automatically
+
+# GLIBC compatibility for static linking on Linux
+# When building on systems with glibc 2.38+, the C++ dependencies (protobuf, onnxruntime)
+# will use new __isoc23_* symbols. We need to provide wrappers for older glibc compatibility.
+
+[target.x86_64-unknown-linux-gnu]
+rustflags = [
+    # These link args will be used if we provide wrapper functions
+    # See build.rs for the actual wrapper implementation
+]
+
+[env]
+# Disable fortify source to avoid additional glibc symbol dependencies
+CFLAGS = "-D_FORTIFY_SOURCE=0"
+CXXFLAGS = "-D_FORTIFY_SOURCE=0"
+

.github/workflows/ci.yml

@@ -9,6 +9,7 @@ on:
 env:
   CARGO_TERM_COLOR: always
   RUST_BACKTRACE: 1
+  MACOSX_DEPLOYMENT_TARGET: 13.4
 
 jobs:
   # Rust code quality checks
@@ -63,10 +64,22 @@ jobs:
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
 
-      - name: Install PHP
+      - name: Install LLVM 17
+        run: |
+          wget https://apt.llvm.org/llvm.sh
+          chmod +x llvm.sh
+          sudo ./llvm.sh 17
+          sudo apt-get install -y libclang-17-dev
+          echo "LIBCLANG_PATH=/usr/lib/llvm-17/lib" >> $GITHUB_ENV
+          echo "LLVM_CONFIG_PATH=/usr/lib/llvm-17/bin/llvm-config" >> $GITHUB_ENV
+          echo "/usr/lib/llvm-17/bin" >> $GITHUB_PATH
+
+      - name: Install PHP 8.4
         run: |
+          sudo add-apt-repository ppa:ondrej/php -y
           sudo apt-get update
-          sudo apt-get install -y php php-dev php-cli php-json
+          sudo apt-get install -y php8.4 php8.4-dev php8.4-cli
+          php -v
 
       - name: Cache cargo registry
         uses: actions/cache@v4
@@ -95,6 +108,13 @@ jobs:
       - name: Run PHP tests
         run: php -d 'extension=target/debug/libllm.so' tests/run_tests.php
 
+      - name: Install cargo-php
+        run: |
+          LIBCLANG_PATH=$LIBCLANG_PATH \
+          LLVM_CONFIG_PATH=$LLVM_CONFIG_PATH \
+          PATH="/usr/lib/llvm-17/bin:$PATH" \
+          cargo install cargo-php
+
       - name: Generate stubs
         run: cargo php stubs --stdout > php/llm.php
 
@@ -112,79 +132,106 @@ jobs:
 
   # Build and test on macOS
   macos:
-    name: macOS Build & Test
-    runs-on: macos-latest
+    name: macOS Build & Test (${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
     needs: rust-quality
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-15, macos-15-intel]  # macos-15 = ARM64 (Apple Silicon), macos-15-intel = Intel x86_64
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
 
+      - name: Detect architecture and set Homebrew prefix
+        run: |
+          echo "Architecture: $(uname -m)"
+          HOMEBREW_PREFIX=$(brew --prefix)
+          echo "HOMEBREW_PREFIX=$HOMEBREW_PREFIX" >> $GITHUB_ENV
+          echo "Homebrew prefix: $HOMEBREW_PREFIX"
+
+      - name: Install PHP 8.4
+        run: |
+          brew tap shivammathur/php
+          brew install shivammathur/php/php@8.4
+          brew link --overwrite --force shivammathur/php/php@8.4
+          php -v
+
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
 
       - name: Install LLVM 17
         run: |
           brew install llvm@17
-          echo "LIBCLANG_PATH=/opt/homebrew/opt/llvm@17/lib" >> $GITHUB_ENV
-          echo "LLVM_CONFIG_PATH=/opt/homebrew/opt/llvm@17/bin/llvm-config" >> $GITHUB_ENV
-          echo "/opt/homebrew/opt/llvm@17/bin" >> $GITHUB_PATH
+          echo "LIBCLANG_PATH=$HOMEBREW_PREFIX/opt/llvm@17/lib" >> $GITHUB_ENV
+          echo "LLVM_CONFIG_PATH=$HOMEBREW_PREFIX/opt/llvm@17/bin/llvm-config" >> $GITHUB_ENV
+          echo "$HOMEBREW_PREFIX/opt/llvm@17/bin" >> $GITHUB_PATH
 
       - name: Verify LLVM installation
         run: |
           echo "LIBCLANG_PATH: $LIBCLANG_PATH"
           echo "LLVM_CONFIG_PATH: $LLVM_CONFIG_PATH"
-          ls -la /opt/homebrew/opt/llvm@17/lib || ls -la /usr/local/opt/llvm@17/lib || echo "LLVM lib path check"
+          ls -la $HOMEBREW_PREFIX/opt/llvm@17/lib || echo "LLVM lib path check failed"
           which llvm-config
 
       - name: Cache cargo registry
         uses: actions/cache@v4
         with:
           path: ~/.cargo/registry
-          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+          key: ${{ runner.os }}-${{ matrix.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
 
       - name: Cache cargo index
         uses: actions/cache@v4
         with:
           path: ~/.cargo/git
-          key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
+          key: ${{ runner.os }}-${{ matrix.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
 
       - name: Cache cargo build
         uses: actions/cache@v4
         with:
           path: target
-          key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
+          key: ${{ runner.os }}-${{ matrix.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
+
 
       - name: Run cargo clippy (macOS)
         run: |
           LIBCLANG_PATH=$LIBCLANG_PATH \
           LLVM_CONFIG_PATH=$LLVM_CONFIG_PATH \
-          PATH="/opt/homebrew/opt/llvm@17/bin:$PATH" \
+          PATH="$HOMEBREW_PREFIX/opt/llvm@17/bin:$PATH" \
           cargo clippy --all-targets --all-features -- -D warnings
 
       - name: Build extension (debug)
         run: |
           LIBCLANG_PATH=$LIBCLANG_PATH \
           LLVM_CONFIG_PATH=$LLVM_CONFIG_PATH \
-          PATH="/opt/homebrew/opt/llvm@17/bin:$PATH" \
+          PATH="$HOMEBREW_PREFIX/opt/llvm@17/bin:$PATH" \
           cargo build --verbose
 
       - name: Build extension (release)
         run: |
           LIBCLANG_PATH=$LIBCLANG_PATH \
           LLVM_CONFIG_PATH=$LLVM_CONFIG_PATH \
-          PATH="/opt/homebrew/opt/llvm@17/bin:$PATH" \
+          PATH="$HOMEBREW_PREFIX/opt/llvm@17/bin:$PATH" \
           cargo build --release --verbose
 
       - name: Run PHP tests
         run: php -d 'extension=target/debug/libllm.dylib' tests/run_tests.php
 
+      - name: Install cargo-php
+        run: |
+          LIBCLANG_PATH=$LIBCLANG_PATH \
+          LLVM_CONFIG_PATH=$LLVM_CONFIG_PATH \
+          PATH="$HOMEBREW_PREFIX/opt/llvm@17/bin:$PATH" \
+          cargo install cargo-php
+
       - name: Generate stubs
         run: |
           LIBCLANG_PATH=$LIBCLANG_PATH \
           LLVM_CONFIG_PATH=$LLVM_CONFIG_PATH \
-          PATH="/opt/homebrew/opt/llvm@17/bin:$PATH" \
+          PATH="$HOMEBREW_PREFIX/opt/llvm@17/bin:$PATH" \
           cargo php stubs --stdout > php/llm.php
 
+
       - name: Verify stubs generated
         run: |
           if [ ! -f php/llm.php ]; then