Add docs for development and bumpversion

Author: Joe Snell

README.md

@@ -21,3 +21,17 @@ def handler(event):
 extension = lef.Extension()
 extension.register([lef.EventType.INVOKE], handler)
 ```
+
+## Development
+
+Install Dependencies
+
+```bash
+$ poetry install --dev
+```
+
+Bump Version
+
+```bash
+$ poetry run bumpversion <VERSION LEVEL>
+```

poetry.lock

@@ -26,6 +26,7 @@ requests = "^2.24.0"
 
 [tool.poetry.dev-dependencies]
 pytest = "^6.1.1"
+bumpversion = "^0.6.0"
 
 [build-system]
 requires = ["poetry>=0.12"]