chore: add contribution guide in README.md

README.md

@@ -130,7 +130,6 @@ There're a lot of things to do. Here are some of them:
   - [x] Display traces
   - [x] Filter traces
   - [x] Show trace information
-  - [ ] ...
 - Metrics
   - [x] Metric stream
     - [x] Display metric stream
@@ -147,23 +146,54 @@ There're a lot of things to do. Here are some of them:
     - [ ] Flexible chart (query, selectable dimensions, etc.)
   - [ ] Auto refresh chart
   - [ ] Asynchronous chart rendering
-  - [ ] ...
 - Logs
   - [x] Display logs
   - [x] Filter logs
   - [x] Show log information
   - [x] Show logs related to a specific trace or span
-  - [ ] ...
 - UI
   - [ ] Improve UI
   - [ ] Add more keybindings
-  - [ ] ...
 - Performance
   - [x] Timer based refresh
   - [x] Data rotation (current buffer size: 1000 service root spans and logs)
-  - [ ] ...
 - Configurations
   - [x] Port
   - [ ] Refresh interval
   - [ ] Buffer size
-  - [ ] ...
+
+## Contribution
+
+Contributions are always welcome! Whether it's reporting an issue, suggesting a feature, or submitting a pull request, your involvement is greatly appreciated. Below is a simple guide to help you get started.
+
+### Creating a Pull Request
+
+####  Fork the Repository 
+
+- Start by forking this repository to your GitHub account.
+
+#### Make Your Changes
+
+- Implement your changes in a new branch.
+
+#### Write Tests
+
+- Add tests to verify your changes. This helps ensure the stability of the project.
+
+#### Run Lint checks and Tests
+
+- Run the linting tools and test suite to verify your changes. Make sure everything passes before proceeding.
+
+```
+make lint
+make lint-exporter
+make test
+make test-exporter  
+```
+
+#### Open a Pull Request
+
+- Push your branch to your forked repository.
+- Open a pull request to the main repository, providing a clear description of your changes and their purpose.
+
+Thank you for taking the time to contribute!