template CONTRIBUTING.md

Author: fopina

CONTRIBUTING.md

@@ -0,0 +1,15 @@
+## Build
+
+This project uses a `Pipfile`, so set up the virtualenv by running
+
+```
+pipenv install --dev
+```
+
+Use `make test` to make sure all tests pass before pushing.
+
+Use `make lint` to make sure lint check passes before pushing.
+
+## Guidelines
+
+...