rfgrep 0.4.0

# Commit References for rfgrep v0.3.0

## Overview
This document provides commit references and links for the comprehensive file type classification system and CLI enhancements implemented in rfgrep v0.3.0.

## Core Implementation Commits

### File Type Classification System
- **`7e1006c`** - `feat(lib): add file_types module for enhanced file handling capabilities`
  - **Description**: Initial implementation of file_types module
  - **Files**: `src/lib.rs`, `src/file_types.rs`
  - **Impact**: Foundation for file type classification system

- **`05c2cbb`** - `feat(file_types): implement FileTypeClassifier for enhanced file handling and search decision logic`
  - **Description**: Core FileTypeClassifier implementation with 153 file formats
  - **Files**: `src/file_types.rs`
  - **Impact**: Smart file type detection and search decision logic

- **`54d93b7`** - `feat(processor): enhance file type classification for skipping files using smart heuristics`
  - **Description**: Enhanced file processing with smart heuristics
  - **Files**: `src/processor.rs`
  - **Impact**: Improved file filtering and binary detection

### CLI Enhancements
- **`699a4cc`** - `feat(cli): introduce safety policy and threading options for file processing; enhance simulation command with detailed help`
  - **Description**: New CLI options for safety policies and threading
  - **Files**: `src/cli.rs`, `src/app_simple.rs`
  - **Impact**: Enhanced CLI with safety and performance controls

- **`0fce224`** - `feat(cli): add conditional verbose output suppression for JSON format in application logging`
  - **Description**: Improved logging for JSON output format
  - **Files**: `src/cli.rs`
  - **Impact**: Better user experience with JSON output

### Search and Performance Improvements
- **`e0c6449`** - `feat(search): add simulation command for lightweight search testing and enhance file filtering logic`
  - **Description**: New simulate command and enhanced file filtering
  - **Files**: `src/app_simple.rs`, `src/search/`
  - **Impact**: Performance testing and improved search capabilities

- **`1161345`** - `feat(search): add execution time measurement and conditional output formatting for search results`
  - **Description**: Performance measurement and output formatting
  - **Files**: `src/search/`, `src/output/`
  - **Impact**: Better performance monitoring and output

- **`6664515`** - `feat(output): implement format_with_timing method to include execution time in JSON output`
  - **Description**: Timing information in JSON output
  - **Files**: `src/output/`
  - **Impact**: Enhanced JSON output with performance metrics

### Documentation and Release
- **`d90ec84`** - `docs(README): update README.md with new simulation features, advanced file type controls, and performance tips`
  - **Description**: Updated README with new features
  - **Files**: `README.md`
  - **Impact**: Comprehensive user documentation

- **`7b9010c`** - `chore: update CHANGELOG for version 0.3.0, detailing new features including comprehensive file type classification, smart search modes, CLI enhancements, and improved documentation`
  - **Description**: Updated changelog for v0.3.0
  - **Files**: `CHANGELOG.md`
  - **Impact**: Complete change documentation

- **`fc0331a`** - `chore: update rfgrep version to 0.3.0 and enhance description with comprehensive file type classification and additional keywords`
  - **Description**: Version bump and package description update
  - **Files**: `Cargo.toml`
  - **Impact**: Release preparation and package metadata

## Commit Categories

### Feature Commits (feat)
- `7e1006c` - File types module
- `05c2cbb` - FileTypeClassifier implementation
- `54d93b7` - Enhanced file processing
- `699a4cc` - CLI safety and threading options
- `0fce224` - CLI logging improvements
- `e0c6449` - Simulation command and filtering
- `1161345` - Performance measurement
- `6664515` - Output timing

### Documentation Commits (docs)
- `d90ec84` - README updates

### Chore Commits (chore)
- `7b9010c` - Changelog updates
- `fc0331a` - Version and package updates

## GitHub Links

### Repository
- **Base URL**: `https://github.com/kh3rld/rfgrep`
- **Commit URL**: `https://github.com/kh3rld/rfgrep/commit/{commit_hash}`

### Example Links
- `7e1006c`: https://github.com/kh3rld/rfgrep/commit/7e1006c
- `05c2cbb`: https://github.com/kh3rld/rfgrep/commit/05c2cbb
- `54d93b7`: https://github.com/kh3rld/rfgrep/commit/54d93b7
- `699a4cc`: https://github.com/kh3rld/rfgrep/commit/699a4cc
- `e0c6449`: https://github.com/kh3rld/rfgrep/commit/e0c6449
- `1161345`: https://github.com/kh3rld/rfgrep/commit/1161345
- `0fce224`: https://github.com/kh3rld/rfgrep/commit/0fce224
- `6664515`: https://github.com/kh3rld/rfgrep/commit/6664515
- `d90ec84`: https://github.com/kh3rld/rfgrep/commit/d90ec84
- `7b9010c`: https://github.com/kh3rld/rfgrep/commit/7b9010c
- `fc0331a`: https://github.com/kh3rld/rfgrep/commit/fc0331a

## PR Integration

### For GitHub PRs
Use the commit hashes with links:
```markdown
- [7e1006c](https://github.com/kh3rld/rfgrep/commit/7e1006c) - feat(lib): add file_types module
- [05c2cbb](https://github.com/kh3rld/rfgrep/commit/05c2cbb) - feat(file_types): implement FileTypeClassifier
```

### For Git Logs
Use the commit hashes directly:
```bash
git show 7e1006c
git log --oneline 7e1006c..05c2cbb
```

## Summary

This collection of commits represents a comprehensive implementation of the file type classification system and CLI enhancements for rfgrep v0.3.0. Each commit is focused on a specific aspect of the implementation, making it easy to track changes and understand the development process.

The commits follow conventional commit format and are properly categorized for easy reference and integration into PR descriptions and documentation.