Added Contributing guide

Contributing.md

@@ -0,0 +1,58 @@
+# Contributing to UN SDG Advocate
+
+Thanks for your interest in contributing to this project.
+
+## How to Contribute
+
+1. Fork the repository and clone your fork locally.
+2. Create a new branch for your work.
+3. Make your changes in a focused, well-scoped commit.
+4. Run the project locally and verify your changes.
+5. Open a pull request against the main branch.
+
+## Local Setup
+
+This project has a Python backend and a Next.js frontend.
+
+Backend:
+
+```bash
+cd backend
+python3 -m venv myvenv
+source ./myvenv/bin/activate
+pip install -r requirements.txt
+python3 app.py
+```
+
+Frontend:
+
+```bash
+cd frontend
+npm install
+npm run dev
+```
+
+## Contribution Guidelines
+
+- Keep changes small and easy to review.
+- Follow the existing code style and project structure.
+- Include tests or validation steps when they apply to your change.
+- Update documentation when your change affects usage or setup.
+- Avoid unrelated refactors in the same pull request.
+
+## Pull Request Checklist
+
+- The branch is up to date with the latest main branch.
+- The code builds and runs correctly.
+- Any new behavior is described clearly in the pull request.
+- Screenshots or logs are included when they help explain the change.
+
+## Reporting Issues
+
+If you find a bug or want to request a feature, open an issue with:
+
+- A clear title
+- Steps to reproduce
+- Expected and actual behavior
+- Relevant logs, screenshots, or links
+- Create an issue beforehand and discuss with maintainers

README.md

@@ -127,11 +127,7 @@ Analyzes a GitHub repository and its description for SDG alignment using Aurora
 
 ## Contributing
 
-1. Fork the repository
-2. Create a feature branch
-3. Make your changes
-4. Add tests if applicable
-5. Submit a pull request
+If you are interested in contributing to this project, please read the [Contributing.md](Contributing.md) file.
 
 ## License