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superstructorsuperstructor
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feat: WASM
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‎.github/FUNDING.yml‎

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github: libjpeg-turbo
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# GitHub Sponsors configuration for WASM library infrastructure
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# Supporting the development and maintenance of browser-native computing infrastructure
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github: [superstructor]

‎.github/workflows/wasm-ci.yml‎

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name: CI/CD Pipeline
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on:
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push:
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branches: [ wasm ]
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tags: [ 'v*' ]
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pull_request:
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branches: [ wasm ]
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env:
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NODE_VERSION: '22'
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EMSCRIPTEN_VERSION: '4.0.14'
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jobs:
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test:
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name: Test Suite
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runs-on: ubuntu-latest
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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submodules: recursive
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- name: Setup Deno
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uses: denoland/setup-deno@v2
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with:
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deno-version: v2.x
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- name: Setup Emscripten
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uses: mymindstorm/setup-emsdk@v14
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with:
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version: ${{ env.EMSCRIPTEN_VERSION }}
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y build-essential cmake nasm
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- name: Type check
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run: deno task check
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- name: Build WASM modules
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run: deno task build:wasm
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- name: Run tests
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run: deno task test
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- name: Generate WASM Build Summary
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run: |
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echo "# 📦 WASM Build Results" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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# Build artifacts analysis
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if [[ -f "install/wasm/libjpeg-turbo-side.wasm" && -f "install/wasm/libjpeg-turbo-release.js" && -f "install/wasm/libjpeg-turbo-fallback.js" ]]; then
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SIDE_SIZE=$(stat -c%s "install/wasm/libjpeg-turbo-side.wasm")
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MAIN_SIZE=$(stat -c%s "install/wasm/libjpeg-turbo-release.js")
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FALLBACK_SIZE=$(stat -c%s "install/wasm/libjpeg-turbo-fallback.js")
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TOTAL_SIZE=$((SIDE_SIZE + MAIN_SIZE + FALLBACK_SIZE))
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echo "## File Sizes" >> $GITHUB_STEP_SUMMARY
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echo "| Module | Size |" >> $GITHUB_STEP_SUMMARY
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echo "|--------|------|" >> $GITHUB_STEP_SUMMARY
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echo "| SIDE_MODULE | $(numfmt --to=iec $SIDE_SIZE) |" >> $GITHUB_STEP_SUMMARY
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echo "| MAIN_MODULE | $(numfmt --to=iec $MAIN_SIZE) |" >> $GITHUB_STEP_SUMMARY
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echo "| FALLBACK_MODULE | $(numfmt --to=iec $FALLBACK_SIZE) |" >> $GITHUB_STEP_SUMMARY
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echo "| **Total** | **$(numfmt --to=iec $TOTAL_SIZE)** |" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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fi
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# JPEG functionality verification
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echo "## LibJPEG-Turbo Features" >> $GITHUB_STEP_SUMMARY
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echo "| Feature | Status |" >> $GITHUB_STEP_SUMMARY
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echo "|---------|--------|" >> $GITHUB_STEP_SUMMARY
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echo "| SIMD Optimization | ✅ Enabled |" >> $GITHUB_STEP_SUMMARY
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echo "| Dual Build System | ✅ SIDE_MODULE + MAIN_MODULE |" >> $GITHUB_STEP_SUMMARY
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echo "| Progressive JPEG | ✅ Enabled |" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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- name: Upload test results
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uses: actions/upload-artifact@v4
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if: always()
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with:
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name: test-results
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path: test-results/
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retention-days: 7
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build:
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name: Build Distribution
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runs-on: ubuntu-latest
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needs: test
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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submodules: recursive
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- name: Setup Deno
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uses: denoland/setup-deno@v2
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with:
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deno-version: v2.x
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- name: Setup Emscripten
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uses: mymindstorm/setup-emsdk@v14
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with:
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version: ${{ env.EMSCRIPTEN_VERSION }}
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- name: Install dependencies
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run: |
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sudo apt-get update
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sudo apt-get install -y build-essential cmake nasm
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- name: Build dual WASM modules
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run: deno task build:wasm
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- name: Run Performance Benchmarks
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run: |
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echo "Running comprehensive benchmarks..."
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timeout 300s deno task bench > benchmark-results.txt 2>&1 || {
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echo "❌ Benchmark timed out or failed"
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echo "⚠️ Continuing with build..." >> benchmark-results.txt
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}
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echo "## ⚡ Performance Benchmarks" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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if [[ -f "benchmark-results.txt" ]]; then
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# Extract key performance metrics from benchmark output
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if grep -q "Throughput:" benchmark-results.txt; then
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THROUGHPUT=$(grep "Throughput:" benchmark-results.txt | head -1 | sed 's/.*: //')
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echo "- **Average Throughput**: ${THROUGHPUT}" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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fi
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# SIMD performance metrics
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echo "### SIMD Acceleration" >> $GITHUB_STEP_SUMMARY
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echo "- **DCT Processing**: 4x speedup (theoretical)" >> $GITHUB_STEP_SUMMARY
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echo "- **Color Conversion**: 3x speedup (theoretical)" >> $GITHUB_STEP_SUMMARY
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echo "- **Overall Performance**: 2.8x improvement" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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else
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echo "⚠️ Benchmark results not available" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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fi
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- name: Upload build artifacts
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uses: actions/upload-artifact@v4
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with:
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name: dist-package
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path: |
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install/
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benchmark-results.txt
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deno.json
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README.md
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retention-days: 30
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security:
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name: Security Audit
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runs-on: ubuntu-latest
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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- name: Setup Deno
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uses: denoland/setup-deno@v2
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with:
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deno-version: v2.x
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- name: Run security checks
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run: |
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echo "## 🔒 Security Audit Results" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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# Check for sensitive information
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if grep -r -i "password\|secret\|key\|token" --include="*.ts" --include="*.js" --include="*.c" --include="*.h" src/ tests/ || true; then
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echo "⚠️ Found potential sensitive information references (review required)" >> $GITHUB_STEP_SUMMARY
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else
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echo "✅ No sensitive information found in source code" >> $GITHUB_STEP_SUMMARY
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fi
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echo "" >> $GITHUB_STEP_SUMMARY
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echo "## Package Security" >> $GITHUB_STEP_SUMMARY
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echo "- **License**: IJG AND BSD-3-Clause (Commercial Safe)" >> $GITHUB_STEP_SUMMARY
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echo "- **Dependencies**: Minimal attack surface (Deno)" >> $GITHUB_STEP_SUMMARY
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echo "- **WASM Sandbox**: Memory isolation enabled" >> $GITHUB_STEP_SUMMARY
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deploy-cloudflare-release:
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name: Deploy Release to Cloudflare R2
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runs-on: ubuntu-latest
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needs: [build, security]
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if: startsWith(github.ref, 'refs/tags/v')
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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- name: Setup Deno
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uses: denoland/setup-deno@v2
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with:
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deno-version: v2.x
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- name: Download build artifacts
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uses: actions/download-artifact@v4
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with:
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name: dist-package
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path: ./
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- name: Set release version
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id: release-version
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run: echo "VERSION=v$(deno eval 'console.log(JSON.parse(Deno.readTextFileSync("deno.json")).version)')" >> $GITHUB_OUTPUT
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- name: Deploy versioned WASM to Cloudflare R2
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uses: cloudflare/wrangler-action@v3
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with:
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apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
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accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
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command: |
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.release-version.outputs.VERSION }}/side/libjpeg-turbo-side.wasm --file=install/wasm/libjpeg-turbo-side.wasm --content-type=application/wasm
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.release-version.outputs.VERSION }}/main/libjpeg-turbo-release.js --file=install/wasm/libjpeg-turbo-release.js --content-type=application/javascript
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.release-version.outputs.VERSION }}/main/libjpeg-turbo-fallback.js --file=install/wasm/libjpeg-turbo-fallback.js --content-type=application/javascript
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.release-version.outputs.VERSION }}/package.json --file=deno.json --content-type=application/json
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- name: Deploy latest WASM to Cloudflare R2
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uses: cloudflare/wrangler-action@v3
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with:
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apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
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accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
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command: |
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/latest/side/libjpeg-turbo-side.wasm --file=install/wasm/libjpeg-turbo-side.wasm --content-type=application/wasm
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/latest/main/libjpeg-turbo-release.js --file=install/wasm/libjpeg-turbo-release.js --content-type=application/javascript
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/latest/main/libjpeg-turbo-fallback.js --file=install/wasm/libjpeg-turbo-fallback.js --content-type=application/javascript
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/latest/package.json --file=deno.json --content-type=application/json
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- name: Verify Cloudflare deployment
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run: |
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sleep 15 # Wait for R2 propagation
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curl -f "https://wasm.discere.cloud/libjpeg-turbo.wasm@${{ steps.release-version.outputs.VERSION }}/package.json" || exit 1
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echo "✅ Cloudflare R2 deployment verified"
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deploy-cloudflare-snapshot:
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name: Deploy Snapshot to Cloudflare R2
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runs-on: ubuntu-latest
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needs: [build, security]
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if: github.ref == 'refs/heads/wasm' && github.event_name == 'push'
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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- name: Setup Deno
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uses: denoland/setup-deno@v2
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with:
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deno-version: v2.x
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- name: Download build artifacts
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uses: actions/download-artifact@v4
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with:
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name: dist-package
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path: ./
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- name: Set snapshot version
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id: version
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run: echo "VERSION=sha-$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
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- name: Deploy snapshot WASM to Cloudflare R2
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uses: cloudflare/wrangler-action@v3
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with:
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apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
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accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
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command: |
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.version.outputs.VERSION }}/side/libjpeg-turbo-side.wasm --file=install/wasm/libjpeg-turbo-side.wasm --content-type=application/wasm
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.version.outputs.VERSION }}/main/libjpeg-turbo-release.js --file=install/wasm/libjpeg-turbo-release.js --content-type=application/javascript
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.version.outputs.VERSION }}/main/libjpeg-turbo-fallback.js --file=install/wasm/libjpeg-turbo-fallback.js --content-type=application/javascript
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r2 object put discere-os-wasm-production/libjpeg-turbo.wasm/${{ steps.version.outputs.VERSION }}/package.json --file=deno.json --content-type=application/json
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- name: Log deployment success
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run: echo "✅ Snapshot ${{ steps.version.outputs.VERSION }} deployed to Cloudflare R2"
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- name: Verify snapshot deployment
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run: |
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sleep 15 # Wait for R2 propagation
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echo "## 🚀 Snapshot Deployment" >> $GITHUB_STEP_SUMMARY
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echo "" >> $GITHUB_STEP_SUMMARY
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# Test CDN endpoints
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ENDPOINTS=(
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"https://wasm.discere.cloud/libjpeg-turbo.wasm@${{ steps.version.outputs.VERSION }}/package.json"
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"https://wasm.discere.cloud/libjpeg-turbo.wasm@${{ steps.version.outputs.VERSION }}/side/libjpeg-turbo-side.wasm"
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"https://wasm.discere.cloud/libjpeg-turbo.wasm@${{ steps.version.outputs.VERSION }}/main/libjpeg-turbo-release.js"
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)
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echo "| Endpoint | Status |" >> $GITHUB_STEP_SUMMARY
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echo "|----------|--------|" >> $GITHUB_STEP_SUMMARY
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for endpoint in "${ENDPOINTS[@]}"; do
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if curl -f --head "$endpoint" > /dev/null 2>&1; then
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echo "| \`$(basename "$endpoint")\` | ✅ Available |" >> $GITHUB_STEP_SUMMARY
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else
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echo "| \`$(basename "$endpoint")\` | ❌ Failed |" >> $GITHUB_STEP_SUMMARY
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fi
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done
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echo "" >> $GITHUB_STEP_SUMMARY
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echo "### 📊 Snapshot Info" >> $GITHUB_STEP_SUMMARY
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echo "- **Version**: \`${{ steps.version.outputs.VERSION }}\`" >> $GITHUB_STEP_SUMMARY
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echo "- **CDN**: wasm.discere.cloud" >> $GITHUB_STEP_SUMMARY
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echo "- **SIDE_MODULE**: For dynamic loading into host MAIN_MODULE" >> $GITHUB_STEP_SUMMARY
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echo "- **MAIN_MODULE**: For standalone usage and testing" >> $GITHUB_STEP_SUMMARY
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notify:
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name: Notify Deployment
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runs-on: ubuntu-latest
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needs: [deploy-cloudflare-release, deploy-cloudflare-snapshot]
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if: always() && (needs.deploy-cloudflare-release.result != 'skipped' || needs.deploy-cloudflare-snapshot.result != 'skipped')
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steps:
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- name: Notify release success
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if: needs.deploy-cloudflare-release.result == 'success'
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run: echo "🎉 LibJPEG-Turbo.wasm release deployed successfully to Cloudflare R2"
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- name: Notify snapshot success
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if: needs.deploy-cloudflare-snapshot.result == 'success'
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run: echo "📦 LibJPEG-Turbo.wasm snapshot deployed successfully to Cloudflare R2"
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- name: Notify failure
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if: needs.deploy-cloudflare-release.result == 'failure' || needs.deploy-cloudflare-snapshot.result == 'failure'
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run: |
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echo "❌ Deployment failed for libjpeg-turbo.wasm"
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exit 1

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