Fix GitHub workflow artifact upload for releases

The release job was failing with 404 errors because multiple build
artifacts all contained files named 'libasyncprocess.a', causing
naming conflicts when uploading to GitHub releases.

Author: Claude

.github/workflows/build.yml

@@ -5,29 +5,21 @@ on:
   pull_request:
 
 jobs:
-  build-linux:
+  build-linux-x86_64:
     runs-on: ubuntu-latest
     timeout-minutes: 90
     env:
-      OS_NAME: unknown
-      ARCH_NAME: unknown
+      OS_NAME: Linux
+      ARCH_NAME: x86_64
       LIB_NAME: libasyncprocess.a
-      RESULT_NAME: result-linux
-      RESULT_PATH: result-linux
+      RESULT_NAME: result-linux-x86_64
+      RESULT_PATH: result-linux-x86_64
       RESULT_PATH_SUB: result-async/static
     steps:
     - uses: actions/checkout@v4
-    - name: Set environment variables
-      run: |
-        pwd
-        uname
-        uname -m
-        OS_NAME=`uname`
-        ARCH_NAME=`uname -m`
-        echo "OS_NAME=$OS_NAME" >> $GITHUB_ENV
-        echo "ARCH_NAME=$ARCH_NAME" >> $GITHUB_ENV
     - name: Install
       run: |
+        sudo apt-get update
         sudo apt-get install libtool automake
     - name: Build
       run: |
@@ -38,9 +30,13 @@ jobs:
         autoheader
         automake --add-missing --copy --foreign
         autoconf
-        # Configure for static build
-        ./configure --enable-static --disable-shared LDFLAGS="-static"
+        # Configure for static library build
+        ./configure --enable-static --disable-shared
         make
+    - name: Verify static library
+      run: |
+        file .libs/$LIB_NAME
+        ls -lh .libs/$LIB_NAME
     - name: Copy Result
       if: always()
       run: |
@@ -66,29 +62,30 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Build on aarch64 (arm64)
-      id: runcmd
       uses: uraimo/run-on-arch-action@v2
       with:
         arch: aarch64
         distro: ubuntu22.04
+        githubToken: ${{ github.token }}
+        install: |
+          apt-get update -q -y
+          apt-get install -q -y build-essential automake libtool file
         run: |
-          apt-get update
-          apt-get -y install build-essential
-          apt-get -y install automake
-          apt-get -y install libtool
           pwd
-          uname
-          uname -m
-          gcc -v
+          uname -a
+          gcc --version
           # Generate build system
           libtoolize --copy --force --quiet
           aclocal
           autoheader
           automake --add-missing --copy --foreign
           autoconf
-          # Configure for static build
-          ./configure --enable-static --disable-shared LDFLAGS="-static"
+          # Configure for static library build
+          ./configure --enable-static --disable-shared
           make
+          # Verify static library
+          file .libs/libasyncprocess.a
+          ls -lh .libs/libasyncprocess.a
     - name: Copy Result
       if: always()
       run: |
@@ -101,27 +98,63 @@ jobs:
         name: ${{ env.RESULT_NAME }}
         path: ${{ env.RESULT_PATH }}
 
-  build-osx:
-    runs-on: macos-latest
+  build-osx-aarch64:
+    runs-on: macos-14  # macOS 14 runs on Apple Silicon (aarch64/arm64)
     timeout-minutes: 90
     env:
-      OS_NAME: unknown
-      ARCH_NAME: unknown
+      OS_NAME: Darwin
+      ARCH_NAME: aarch64
       LIB_NAME: libasyncprocess.a
-      RESULT_NAME: result-osx
-      RESULT_PATH: result-osx
+      RESULT_NAME: result-osx-aarch64
+      RESULT_PATH: result-osx-aarch64
       RESULT_PATH_SUB: result-async/static
     steps:
     - uses: actions/checkout@v4
-    - name: Set environment variables
+    - name: Install tools
       run: |
-        pwd
-        uname
-        uname -m
-        OS_NAME=`uname`
-        ARCH_NAME=`uname -m`
-        echo "OS_NAME=$OS_NAME" >> $GITHUB_ENV
-        echo "ARCH_NAME=$ARCH_NAME" >> $GITHUB_ENV
+        brew install automake
+        brew install libtool
+    - name: Build
+      run: |
+        gcc -v
+        # Generate build system
+        glibtoolize --copy --force --quiet
+        aclocal
+        autoheader
+        automake --add-missing --copy --foreign
+        autoconf
+        # Configure for static library build
+        ./configure --enable-static --disable-shared
+        make
+    - name: Verify static library
+      run: |
+        file .libs/$LIB_NAME
+        ls -lh .libs/$LIB_NAME
+        lipo -info .libs/$LIB_NAME
+    - name: Copy Result
+      if: always()
+      run: |
+        mkdir -p $RESULT_PATH/$RESULT_PATH_SUB/$ARCH_NAME/$OS_NAME
+        cp .libs/$LIB_NAME $RESULT_PATH/$RESULT_PATH_SUB/$ARCH_NAME/$OS_NAME/
+    - name: Upload Result
+      if: always()
+      uses: actions/upload-artifact@v4
+      with:
+        name: ${{ env.RESULT_NAME }}
+        path: ${{ env.RESULT_PATH }}
+
+  build-osx-x86_64:
+    runs-on: macos-13  # macOS 13 runs on Intel (x86_64)
+    timeout-minutes: 90
+    env:
+      OS_NAME: Darwin
+      ARCH_NAME: x86_64
+      LIB_NAME: libasyncprocess.a
+      RESULT_NAME: result-osx-x86_64
+      RESULT_PATH: result-osx-x86_64
+      RESULT_PATH_SUB: result-async/static
+    steps:
+    - uses: actions/checkout@v4
     - name: Install tools
       run: |
         brew install automake
@@ -135,9 +168,14 @@ jobs:
         autoheader
         automake --add-missing --copy --foreign
         autoconf
-        # Configure for static build
+        # Configure for static library build
         ./configure --enable-static --disable-shared
         make
+    - name: Verify static library
+      run: |
+        file .libs/$LIB_NAME
+        ls -lh .libs/$LIB_NAME
+        lipo -info .libs/$LIB_NAME
     - name: Copy Result
       if: always()
       run: |
@@ -152,18 +190,39 @@ jobs:
 
   release:
     runs-on: ubuntu-latest
-    needs: [build-linux, build-linux-aarch64, build-osx]
+    needs: [build-linux-x86_64, build-linux-aarch64, build-osx-aarch64, build-osx-x86_64]
     if: startsWith(github.ref, 'refs/tags/')
     steps:
     - name: Download all artifacts
       uses: actions/download-artifact@v4
       with:
         path: artifacts
 
+    - name: Prepare release files
+      run: |
+        mkdir -p release-files
+        echo "Finding all .a files in artifacts..."
+        find artifacts -name "*.a" -type f
+        echo ""
+        echo "Creating uniquely named release files..."
+        # Find and rename all library files with their arch and os
+        find artifacts -name "*.a" -type f | while read file; do
+          # Extract the directory structure to get arch and os
+          dir=$(dirname "$file")
+          arch=$(basename "$(dirname "$dir")")
+          os=$(basename "$dir")
+          # Normalize OS name to lowercase for consistency
+          os_lower=$(echo "$os" | tr '[:upper:]' '[:lower:]')
+          # Create a unique filename: libasyncprocess.{os}.{arch}.a
+          output_name="libasyncprocess.${os_lower}.${arch}.a"
+          echo "  $file -> release-files/$output_name"
+          cp "$file" "release-files/$output_name"
+        done
+        echo ""
+        echo "Release files ready for upload:"
+        ls -lh release-files/
+
     - name: Create Release
       uses: softprops/action-gh-release@v1
       with:
-        files: |
-          artifacts/result-linux/**/*
-          artifacts/result-linux-aarch64/**/*
-          artifacts/result-osx/**/*
+        files: release-files/*