feat: Transform into production-ready key-value store

.github/workflows/ci.yml

@@ -0,0 +1,149 @@
+name: CI
+
+on:
+  push:
+    branches: [ main, master ]
+  pull_request:
+    branches: [ main, master ]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  test:
+    name: Test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        rust: [stable, beta, nightly]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install Rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ matrix.rust }}
+        override: true
+        components: rustfmt, clippy
+
+    - 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: Install dependencies (Ubuntu only)
+      if: matrix.os == 'ubuntu-latest'
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y libssl-dev pkg-config
+
+    - name: Check formatting
+      run: cargo fmt --all -- --check
+
+    - name: Run clippy
+      run: cargo clippy --all-targets --all-features -- -D warnings
+
+    - name: Build
+      run: cargo build --verbose --all
+
+    - name: Run tests
+      run: cargo test --verbose --all
+
+    - name: Run integration tests
+      run: cargo test --test integration_tests
+
+  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: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        override: true
+
+    - 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 benchmarks
+      run: cargo bench
+
+  security:
+    name: Security Audit
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install Rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        override: true
+
+    - name: Install cargo-audit
+      run: cargo install cargo-audit
+
+    - name: Run security audit
+      run: cargo audit
+
+  coverage:
+    name: Coverage
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install Rust
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: stable
+        override: true
+
+    - name: Install cargo-tarpaulin
+      run: cargo install cargo-tarpaulin
+
+    - name: Generate coverage report
+      run: cargo tarpaulin --out Xml
+
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v3
+      with:
+        file: ./cobertura.xml
+        flags: unittests
+        name: codecov-umbrella
+        fail_ci_if_error: false

CHANGELOG.md

@@ -0,0 +1,59 @@
+# 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).
+
+## [1.0.0] - 2024-01-XX
+
+### Added
+- Complete rewrite of the key-value store with production-ready features
+- Transaction support with ACID compliance
+- Multiple serialization formats (JSON, Bincode, MessagePack)
+- Comprehensive CLI with subcommands
+- Interactive mode for database operations
+- Configuration management with TOML files and environment variables
+- Structured logging with tracing
+- Import/export functionality for JSON data
+- Backup and restore capabilities
+- In-memory and persistent file-based storage engines
+- Comprehensive test suite with integration tests
+- Performance benchmarks
+- GitHub Actions CI/CD pipeline
+- Security audit integration
+- Code coverage reporting
+- Cross-platform support (Windows, macOS, Linux)
+
+### Changed
+- Upgraded from Rust 2018 to Rust 2021 edition
+- Modernized dependencies with latest stable versions
+- Improved error handling with custom error types
+- Enhanced performance with optimized data structures
+
+### Removed
+- Legacy simple text-based storage format
+- Old CLI argument parsing
+- Deprecated dependencies
+
+## [0.1.0] - 2023-XX-XX
+
+### Added
+- Initial simple key-value store implementation
+- Basic CLI with path, key, and value arguments
+- Simple file-based storage with tab-separated format
+- Basic HashMap-based in-memory operations
+
+---
+
+## Future Releases
+
+### Planned Features
+- Distributed storage support
+- REST API server
+- WebSocket support
+- Advanced indexing
+- Compression support
+- Encryption at rest
+- Replication
+- Clustering support