Merge pull request #44 from badsyntax/contributing-docs

Add CONTRIBUTING.md

CONTRIBUTING.md

@@ -0,0 +1,12 @@
+# Contributing
+
+## How can I contribute?
+
+Start by opening an issue using one of the issue templates, or propose a change by submitting a pull request. Please include a detailed pull request description.
+
+## Code style
+
+Prettier is used to lint & format the code. The builds will not pass if there are linting issues.
+
+Lint: `npm run lint`
+Format: `npm run format`