ci: add release

Author: ignavan39

.github/workflows/release.yml

@@ -0,0 +1,111 @@
+name: Create Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+permissions:
+  contents: write
+
+jobs:
+  build-and-release:
+    runs-on: ${{ matrix.os }}
+    
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        build-type: [Release]
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Install dependencies (Linux)
+      if: runner.os == 'Linux'
+      run: sudo apt-get update && sudo apt-get install -y build-essential cmake
+
+    - name: Configure CMake (Unix)
+      if: runner.os != 'Windows'
+      run: cmake -B build -DCMAKE_BUILD_TYPE=${{ matrix.build-type }}
+      
+    - name: Configure CMake (Windows)
+      if: runner.os == 'Windows'
+      run: cmake -B build -G "Visual Studio 17 2022"
+
+    - name: Build (Unix)
+      if: runner.os != 'Windows'
+      run: cmake --build build
+
+    - name: Build (Windows)
+      if: runner.os == 'Windows'
+      run: cmake --build build --config ${{ matrix.build-type }}
+
+    - name: Run Tests (Unix)
+      if: runner.os != 'Windows'
+      run: cd build && ./hash_table_demo
+
+    - name: Run Tests (Windows)
+      if: runner.os == 'Windows'
+      run: cd build && .\${{ matrix.build-type }}\hash_table_demo.exe
+
+    - name: Upload Binary Artifact
+      uses: actions/upload-artifact@v4
+      with:
+        name: hash_table_demo-${{ runner.os }}
+        path: ${{ runner.os == 'Windows' && 'build/Release/hash_table_demo.exe' || 'build/hash_table_demo' }}
+        retention-days: 1
+
+  create-release:
+    needs: build-and-release
+    runs-on: ubuntu-latest
+    if: startsWith(github.ref, 'refs/tags/v')
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Download all artifacts
+      uses: actions/download-artifact@v4
+      with:
+        path: artifacts
+
+    - name: Prepare release assets
+      run: |
+        mkdir release-assets
+        cp artifacts/hash_table_demo-Linux/hash_table_demo release-assets/hash_table_demo-linux-x64
+        cp artifacts/hash_table_demo-macOS/hash_table_demo release-assets/hash_table_demo-macos-arm64
+        cp artifacts/hash_table_demo-Windows/hash_table_demo.exe release-assets/hash_table_demo-windows-x64.exe
+
+    - name: Generate release notes
+      run: |
+        cat > release-notes.md << 'EOF'
+        ## 🚀 Hash Table v${{ github.ref_name }}
+        
+        ### ✅ Проверено на платформах:
+        - 🐧 Linux (x64)
+        - 🍎 macOS (arm64/x64)  
+        - 🪟 Windows (x64)
+        
+        ### 📦 Сборка из исходников:
+        \`\`\`bash
+        cmake -B build -DCMAKE_BUILD_TYPE=Release
+        cmake --build build
+        \`\`\`
+        
+        Полные изменения: $(git log $(git describe --tags --abbrev=0 HEAD^)..HEAD --oneline)
+        EOF
+
+    - name: Create GitHub Release
+      uses: softprops/action-gh-release@v2
+      with:
+        name: "Release ${{ github.ref_name }}"
+        body_path: release-notes.md
+        files: |
+          release-assets/hash_table_demo-linux-x64
+          release-assets/hash_table_demo-macos-arm64
+          release-assets/hash_table_demo-windows-x64.exe
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}