update contributing guidelines

Author: Arvolear

docs/getting-started/contribution/contributing-guidelines.md

@@ -0,0 +1,23 @@
+# 🏗 Contributing Guidelines
+
+You are more than welcome to contribute to Solarity library as we are warmly open to any mind-blowing ideas!
+
+## Issues
+
+If you found a minor bug, interested in a new feature, or just have any questions, please [open an issue](https://github.com/dl-solarity/solidity-lib/issues/new/choose). For major bugs, please reach out to the team directly.
+
+Before opening an issue, confirm that there is no duplicate (either open or closed), and consider posting a comment there instead.
+
+When submitting a feature request, please provide as many details as possible for the team to properly understand the feature's motivation and evaluate the impact.
+
+## Pull Requests
+
+If you're interested in contributing code to the library, start by [forking the repository](https://github.com/dl-solarity/solidity-lib/fork) and submitting a pull request. 
+
+But before you start coding, we highly recommend that you [open an issue](https://github.com/dl-solarity/solidity-lib/issues/new/choose) first to discuss the changes you want to make. 
+
+Additionally, please make sure to thoroughly read the [Solidity](solidity.md) and [Tests](tests.md) guidelines. Following these guidelines is crucial for maintaining the quality and consistency of the codebase.
+
+## Disclaimer
+
+Please don't vibe code smart contract.