Add dev.md

Author: drzal

Dev.md

@@ -0,0 +1,30 @@
+# Development Instructions
+
+## Prereqs
+
+You need pipenv to use this package.  Install it with `pip install pipenv`
+
+## Pushing a new version
+
+In order to push a new version, you need to create a `~/.pypirc` file with the following contents:
+
+```
+[distutils]
+index-servers =
+	metify-internal
+
+[metify-internal]
+repository=https://download.metify.io/repository/pypi-internal/
+username=USER
+password=PASS
+```
+
+After creating the file, run:
+
+```
+chmod 600 ~/.pypirc
+```
+
+Make sure to bump the version number in `setup.cfg`.
+
+Then run `make publish`