docs: add CONTRIBUTING.md

* docs: add CONTRIBUTING.md

* docs: add contributing.md whitespace

CONTRIBUTING.md

@@ -0,0 +1,27 @@
+# Contributing to Quetre
+
+First of all, thanks for reading this document!
+
+## Bugs and issues
+
+If you happen to come across and issue or bug in Quetre, You can create a new issue by clicking [here](https://github.com/zyachel/quetre/issues/new/choose). (You can also go to the GitHub issues tab).
+
+**Issues can be feature requests too!**
+
+Here are some nice tips for helpful issues:
+
+- **Use a good title**
+
+  Issue titles are important since we use them to organize the issue board, therefore, please choose titles that are short and describe the issue in detail.
+  
+- **Include every detail you can think of**
+
+  This means logs, tracebacks, use cases (if the issue is about a feature)...
+  
+## Pull requests and commits
+
+If you wish to contribute code, you can do so by forking the repository, doing the changes and then opening a pull request for your changes to be reviewed.
+
+We just please ask you to write commit messages using the [Conventional Commits standard](https://www.conventionalcommits.org/en), there is a tool called [Commitizen](https://commitizen.github.io/cz-cli/) *(or CZ)* that automatically formats and names your commit using this standard, in case you are interested.
+
+About the license, by contributing to Quetre, **you agree for all your contributions to be placed under the AGPL-v3.0 license.** You can view a copy [here](https://www.gnu.org/licenses/agpl-3.0.html).

README.md

@@ -41,7 +41,7 @@ It enables you to see answers without ads, trackers, and other such bloat.
 
 - Unofficial API support
 
-  just add `/api/v1/` after the domain name in the URL and get a JSON response.
+  just add `/api/v1/` after the domain name in the URL and get a JSON response.
 
 
 ---
@@ -239,6 +239,8 @@ The development may seem slow as I don't have lots of free time. And whenever I
 If you believe you can help furthering this project in any way(be it maintaining, fixing issues, or adding features), please [get in touch](#contact).  
 Regardless, any type of contribution is always welcome.
 
+**If you plan on contributing, please read our [CONTRIBUTING.md](./CONTRIBUTING.md) file.**
+
 ## Misc
 
 ### Automatic redirection
@@ -320,4 +322,4 @@ Send a message on [\[matrix\]](https://matrix.to/#/@ninal:matrix.org) or go old
 
 ## License
 
-Licensed under [GNU AGPLv3](./LICENSE).
+Licensed under [GNU AGPLv3](./LICENSE).