Don't re-install pip3 Python packages every time

Author: nadimkobeissi

README.md

@@ -44,16 +44,16 @@ docker compose up
 
 ### Run manually
 
-1. Download and install Python, as above, and ensure you have installed all the packages listed in `requirements.txt`, e.g.:
+1. Download and install Python, as above, and ensure you have installed all the packages listed in `requirements.txt`:
 
 ```sh
-pip install markdown-include==0.8.1
+pip3 install -r requirements.txt
 ```
 
 2. Run the following from the project root to bring up the site:
 
 ```sh
-mkdocs serve --strict
+./run.sh
 ```
 
 ## Questions

run.sh

@@ -3,5 +3,4 @@ set -euo pipefail
 
 virtualenv venv
 source venv/bin/activate
-pip3 install -r requirements.txt
 mkdocs serve --strict