Adds wiki backup and contributing instructions

Signed-off-by: Cole Gentry <peapod2007@gmail.com>

Author: SomethingNew71

CONTRIBUTING.md

@@ -0,0 +1,81 @@
+# Contributing
+
+Thank you for your interest in contributing to UltraLog!
+
+## Quick Start
+
+1. Fork the repository
+2. Create a feature branch (`git checkout -b feature/amazing-feature`)
+3. Make your changes
+4. Run tests (`cargo test`)
+5. Commit (`git commit -m 'feat: add amazing feature'`)
+6. Push (`git push origin feature/amazing-feature`)
+7. Open a Pull Request
+
+## Full Contributing Guide
+
+For complete contributing guidelines, see [CONTRIBUTING.md](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md) in the repository.
+
+The full guide covers:
+
+- [Setting up your development environment](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#getting-started)
+- [Development workflow](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#development-workflow)
+- [Pull request process](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#pull-request-process)
+- [Coding standards](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#coding-standards)
+- [Commit message guidelines](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#commit-guidelines)
+- [Testing requirements](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#testing)
+- [Adding new ECU support](https://github.com/SomethingNew71/UltraLog/blob/main/CONTRIBUTING.md#adding-ecu-support)
+
+## Types of Contributions
+
+| Type | Description |
+|------|-------------|
+| Bug Fixes | Fix reported issues |
+| New Features | Add new functionality |
+| ECU Support | Add support for new ECU formats |
+| Documentation | Improve README, wiki, or code comments |
+| Tests | Add or improve test coverage |
+| Performance | Optimize parsing or rendering |
+
+## Finding Issues
+
+- [`good first issue`](https://github.com/SomethingNew71/UltraLog/labels/good%20first%20issue) - Great for first-time contributors
+- [`help wanted`](https://github.com/SomethingNew71/UltraLog/labels/help%20wanted) - Issues where we need help
+
+## Before You Start
+
+1. **Check existing issues** - Someone may already be working on it
+2. **Open an issue first** - Discuss proposed changes before starting significant work
+3. **Get feedback** - Wait for maintainer input on large changes
+
+## Commit Message Format
+
+```
+type(scope): short description
+
+Longer description if needed.
+
+Fixes #123
+```
+
+**Types:** `feat`, `fix`, `docs`, `style`, `refactor`, `perf`, `test`, `chore`
+
+## Pull Request Checklist
+
+- [ ] Code compiles (`cargo build`)
+- [ ] Tests pass (`cargo test`)
+- [ ] Code is formatted (`cargo fmt`)
+- [ ] No clippy warnings (`cargo clippy -- -D warnings`)
+- [ ] Documentation updated if needed
+
+## Code of Conduct
+
+Be respectful, constructive, and welcoming to all contributors.
+
+---
+
+## Next Steps
+
+- [[Development]] - Development setup and architecture
+- [[FAQ]] - Common questions
+- [GitHub Issues](https://github.com/SomethingNew71/UltraLog/issues) - Report bugs or request features