docs: clearer info about poetry

README.md

@@ -4,18 +4,24 @@ Dreadnode command line interface.
 
 ### With Poetry:
 
+This project is packaged for and meant to be used with the [Poetry package management tool](https://python-poetry.org/).
+
+To install the project dependencies:
+
 ```bash
 poetry install
 ```
 
-Then enter the poetry shell:
+And then enter its shell:
 
 ```bash
 poetry shell
 ```
 
 ### With Docker:
 
+Alternatively, you can build a docker image and run the CLI from a container:
+
 ```bash
 docker build -t dreadnode .
 ```