fix: completely remove broken submodule

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: Your Name

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).
+
+## [2.0.0] - 2024-11-06
+
+### Added
+- Complete Ada 2022 rewrite from Python
+- Type-safe navigation system with compile-time guarantees
+- Interactive directory navigation with depth limiting
+- Bookmark system for frequently accessed locations
+- Color-coded file type detection
+- Configuration management with validation
+- Error handling for permission-denied directories
+- Command-line argument parsing
+- Help and version information
+
+### Changed
+- Migrated from Python to Ada 2022 for enhanced reliability
+- Improved error messages and user feedback
+- Modernized terminal output with emojis and colors
+
+### Technical Details
+- Uses GNAT Ada compiler with Ada 2022 standard
+- Implements unbounded strings for dynamic path handling
+- Custom terminal abstraction for cross-platform compatibility
+- Comprehensive type system for file categorization
+
+## [1.0.0] - Initial Python Version
+
+### Added
+- Basic directory tree navigation
+- Python-based implementation

CONTRIBUTING.md

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+# Contributing to Tree Navigator
+
+Thank you for your interest in contributing to Tree Navigator! This document provides guidelines and instructions for contributing.
+
+## Development Setup
+
+### Prerequisites
+
+- GNAT Ada compiler (GCC 12.0 or later with Ada 2022 support)
+- GPRbuild
+- Git
+
+### Building from Source
+```bash
+git clone https://github.com/yourusername/tree-navigator.git
+cd tree-navigator
+gprbuild -P tree_navigator.gpr
+./bin/main
+```
+
+## Code Style
+
+This project follows Ada 2022 standards with these conventions:
+
+- **Indentation**: 3 spaces (Ada standard)
+- **Line length**: Keep under 100 characters where practical
+- **Naming**: Use `Snake_Case` for identifiers
+- **Comments**: Use `--` for single-line comments
+- **Pragmas**: Place `pragma Ada_2022;` at the top of each file
+
+## Project Structure
+```
+tree-navigator/
+├── src/           # Ada source files (.ads/.adb)
+├── obj/           # Compiled objects (gitignored)
+├── bin/           # Compiled executable (gitignored)
+├── tree_navigator.gpr  # GNAT project file
+└── README.md
+```
+
+## Testing
+
+Before submitting a pull request:
+
+1. Ensure your code compiles without errors:
+```bash
+   gprbuild -P tree_navigator.gpr
+```
+
+2. Test basic functionality:
+```bash
+   ./bin/main --help
+   ./bin/main
+```
+
+3. Verify no new warnings are introduced
+
+## Submitting Changes
+
+1. Fork the repository
+2. Create a feature branch (`git checkout -b feature/amazing-feature`)
+3. Commit your changes (`git commit -m 'Add amazing feature'`)
+4. Push to the branch (`git push origin feature/amazing-feature`)
+5. Open a Pull Request
+
+## Pull Request Guidelines
+
+- Provide a clear description of the changes
+- Reference any related issues
+- Ensure code compiles cleanly
+- Update documentation if needed
+- Add yourself to CONTRIBUTORS.md
+
+## Code of Conduct
+
+Be respectful, constructive, and professional in all interactions.
+
+## Questions?
+
+Open an issue for questions, bug reports, or feature requests.

LICENSE

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-SPDX-License-Identifier: PMPL-1.0
+SPDX-License-Identifier: PMPL-1.0-or-later
 SPDX-FileCopyrightText: 2024-2025 Palimpsest Stewardship Council
 
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