Add contributing doc (#1794)

docs/open-source/quickstart.mdx

@@ -330,6 +330,40 @@ history = client.history(memory_id="m1")
 print(history)
 ```
 
+
+## Contributing
+
+We welcome contributions to Mem0! Here's how you can contribute:
+
+1. Fork the repository and create your branch from `main`.
+2. Clone the forked repository to your local machine.
+3. Install the project dependencies:
+
+   ```bash
+   poetry install
+   ```
+
+4. Install pre-commit hooks:
+
+   ```bash
+   pip install pre-commit  # If pre-commit is not already installed
+   pre-commit install
+   ```
+
+5. Make your changes and ensure they adhere to the project's coding standards.
+
+6. Run the tests locally:
+
+   ```bash
+   poetry run pytest
+   ```
+
+7. If all tests pass, commit your changes and push to your fork.
+8. Open a pull request with a clear title and description.
+
+Please make sure your code follows our coding conventions and is well-documented. We appreciate your contributions to make Mem0 better!
+
+
 If you have any questions, please feel free to reach out to us using one of the following methods:
 
 <Snippet file="get-help.mdx" />