update README

.github/CODE_OF_CONDUCT.md

@@ -116,13 +116,13 @@ the community.
 
 This Code of Conduct is adapted from the [Contributor Covenant][homepage],
 version 2.0, available at
-https://www.contributor-covenant.org/version/2/0/code_of_conduct.html.
+<https://www.contributor-covenant.org/version/2/0/code_of_conduct.html>.
 
 Community Impact Guidelines were inspired by [Mozilla's code of conduct
 enforcement ladder](https://github.com/mozilla/diversity).
 
 [homepage]: https://www.contributor-covenant.org
 
 For answers to common questions about this code of conduct, see the FAQ at
-https://www.contributor-covenant.org/faq. Translations are available at
-https://www.contributor-covenant.org/translations.
+<https://www.contributor-covenant.org/faq>. Translations are available at
+<https://www.contributor-covenant.org/translations>.

.github/README.md

@@ -1,6 +1,8 @@
 # `fortran.rs`
 
-![GitHub top language](https://img.shields.io/github/languages/top/xavier2p/fortran.rs?style=for-the-badge&logo=rust&color=orange)
+[![GitHub top language](https://img.shields.io/github/languages/top/xavier2p/fortran.rs?style=for-the-badge&logo=rust&color=orange)](https://rust-lang.org)
+[![GitHub Stars](https://img.shields.io/github/stars/xavier2p/fortran.rs?style=for-the-badge&logo=github&color=yellow)](https://github.com/xavier2p/fortran.rs/stargazers)
+[![GitHub License](https://img.shields.io/github/license/xavier2p/fortran.rs?style=for-the-badge&logo=github)](https://github.com/Xavier2p/fortran.rs/blob/main/LICENSE.md)
 
 This is a Fortran interpreter, written in Rust.