add templates, CoC and contributing guide (#126)

* add templates, CoC and contributing guide

* Update .github/SECURITY.md

correct responsible person

Co-authored-by: Wing Lian <wing.lian@gmail.com>

* Update bug-report.yaml

axolotl version switch with axolotl branch-commit

* update CONTRIBUTING doc

* update reporting link

* linter fixes

* chore: fix linter

---------

Co-authored-by: Wing Lian <wing.lian@gmail.com>
Co-authored-by: NanoCode012 <kevinvong@rocketmail.com>

README.md

@@ -662,7 +662,9 @@ PocketDoc Labs
 
 ## Contributing 🤝
 
-Bugs? Please check for open issue else create a new [Issue](https://github.com/OpenAccess-AI-Collective/axolotl/issues/new).
+Please read the [contributing guide](./.github/CONTRIBUTING.md)
+
+Bugs? Please check the [open issues](https://github.com/OpenAccess-AI-Collective/axolotl/issues/bug) else create a new Issue.
 
 PRs are **greatly welcome**!