docs: separate contributing guideline

Author: dwwop

CONTRIBUTING.md

@@ -0,0 +1,33 @@
+## Contributing
+
+Thank you for your interest in contributing!
+
+### Setup
+
+1. Fork the repository.
+2. Clone your fork and create a feature branch:
+   ```sh
+   git checkout -b feat/your-feature
+   ```
+
+3. Build and test:
+
+   ```sh
+   mvn clean verify
+   ```
+
+### Commit Guidelines
+
+Use [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/). Examples:
+
+* `feat(core): add support for X`
+* `fix(template): correct behavior of Y`
+* `docs: README commit guideline`
+
+### Pull Requests
+
+* Target the `main` branch.
+* Ensure all tests pass.
+* Include relevant tests and documentation.
+
+By contributing, you agree that your contributions will be licensed under the Apache 2.0 License.

README.md

@@ -393,40 +393,3 @@ When uploading files via a custom script, ensure the files are not altered in an
 ```python
 open(filename, encoding="utf-8", newline="")
 ```
-
----
-
-## Contributing
-
-Thank you for your interest in contributing!
-
-### Setup
-
-1. Fork the repository.
-2. Clone your fork and create a feature branch:
-   ```sh
-   git checkout -b feat/your-feature
-   ```
-
-3. Build and test:
-
-   ```sh
-   mvn clean verify
-   ```
-
-### Commit Guidelines
-
-Use [Conventional Commits](https://www.conventionalcommits.org/en/v1.0.0/). Examples:
-
-* `feat(core): add support for X`
-* `fix(template): correct behavior of Y`
-* `docs: README commit guideline`
-
-### Pull Requests
-
-* Target the `main` branch.
-* Ensure all tests pass.
-* Include relevant tests and documentation.
-
-By contributing, you agree that your contributions will be licensed under the Apache 2.0 License.
-