Contributing to repo2docker development

✨ Thank you for thinking about contributing to repo2docker! ✨

(And thank you particularly for coming to read the guidelines! 😍)

The repo2docker developer documentation is all rendered on our documentation website: https://repo2docker.readthedocs.io. If you're here, you're probably looking for the Contributing to repo2docker development page.

Please make sure you've read the following sections before opening an issue/pull request:

Process for making a contribution.
- These steps talk you through choosing the right issue template (bug report or feature request) and making a change.
Guidelines to getting a Pull Request merged.
- These are tips and tricks to help make your contribution as smooth as possible for you and for the repo2docker maintenance team.

There are a few other pages to highlight:

Our roadmap
- We use the roadmap to develop a shared understanding of the project's vision and direction amongst the community of users, contributors, and maintainers. This is a great place to get a feel for what the maintainers are thinking about for the short, medium, and long term future of the project.
Design of repo2docker
- This page explains some of the design principles behind repo2docker. Its a good place to understand why the team have made the decisions that they have along the way!
- We absolutely encourage discussion around refactoring, updating or extending repo2docker, but please make sure that you've understood this page before opening an issue to discuss the change you'd like to propose.
Common developer tasks and how-tos
- Some notes on running tests, buildpack dependencies, creating a release, and keeping the pip files up to date.