Enhance mesh v2

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [ main, develop ]
+  pull_request:
+    branches: [ main ]
+
+env:
+  CARGO_TERM_COLOR: always
+  RUST_BACKTRACE: 1
+
+jobs:
+  test:
+    name: Test Suite
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        rust: [stable, nightly]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: ${{ matrix.rust }}
+
+      - name: Cache cargo registry
+        uses: actions/cache@v3
+        with:
+          path: ~/.cargo/registry
+          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Cache cargo index
+        uses: actions/cache@v3
+        with:
+          path: ~/.cargo/git
+          key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Cache cargo build
+        uses: actions/cache@v3
+        with:
+          path: target
+          key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Run tests
+        run: cargo test --all --verbose
+
+      - name: Run doc tests
+        run: cargo test --doc --verbose
+
+  fmt:
+    name: Rustfmt
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt
+
+      - name: Check formatting
+        run: cargo fmt --all -- --check
+
+  clippy:
+    name: Clippy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy
+
+      - name: Run clippy
+        run: cargo clippy --all-features -- -D warnings
+
+  audit:
+    name: Security Audit
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install cargo-audit
+        run: cargo install cargo-audit
+
+      - name: Run security audit
+        run: cargo audit
+
+  coverage:
+    name: Code Coverage
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install tarpaulin
+        run: cargo install cargo-tarpaulin
+
+      - name: Generate coverage
+        run: cargo tarpaulin --out Xml --verbose
+
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
+        with:
+          files: ./cobertura.xml
+          fail_ci_if_error: false
+
+  build:
+    name: Build
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Build debug
+        run: cargo build --verbose
+
+      - name: Build release
+        run: cargo build --release --verbose
+
+  examples:
+    name: Build Examples
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Build examples
+        run: cargo build --examples --verbose
+
+  check-dependencies:
+    name: Check Dependencies
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install cargo-outdated
+        run: cargo install cargo-outdated
+
+      - name: Check for outdated dependencies
+        run: cargo outdated --exit-code 1 || true
+
+  benchmark:
+    name: Benchmark
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Run benchmarks
+        run: cargo bench --no-fail-fast || true

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+### Added
+- HTTP/2 support with ALPN-based protocol negotiation
+- TLS termination using Rustls with modern cipher suites
+- h2c (HTTP/2 over cleartext) support for internal traffic
+- L7 routing with path, header, and method-based matching
+- Regex support for path matching in routes
+- Path rewriting capabilities in routing rules
+- Token bucket rate limiting with per-client and global limits
+- Retry logic with exponential backoff and jitter
+- Connection pooling and load balancing transport layer
+- Multiple load balancing strategies (round-robin, least connections, random)
+- Endpoint health tracking with circuit breaker integration
+- Comprehensive benchmark suite using Criterion
+
+### Changed
+- Refactored listener to support multiple protocols
+- Enhanced error types with additional variants for new features
+- Improved configuration system with builder patterns
+- Updated dependencies to latest versions
+
+### Fixed
+- Proper graceful shutdown handling for all connection types
+
+## [0.1.0] - Initial Release
+
+### Added
+- Async HTTP/1.1 proxy using Tokio, Hyper, and Tower
+- Round-robin load balancing
+- Circuit breaker with Hystrix-style state machine
+- Prometheus metrics integration
+- Admin endpoints for health checks and metrics
+- Graceful shutdown support
+- Basic integration tests
+- GitHub Actions CI pipeline