Update set up script (#35)

README.md

@@ -68,6 +68,8 @@ Before you begin, make sure you have the following installed:
 - [Brew (if you're on a Mac)](https://brew.sh/)
 - [Poetry](https://python-poetry.org/docs/#installation)
     - `brew install poetry`
+
+Note: Our setup script does these two for you, but they are here for reference.
 - [Python 3.11](https://www.python.org/downloads/)
     - `poetry env use 3.11`
 - [PostgreSQL 14](https://www.postgresql.org/download/) (if you're on a Mac, setup script will install it for you if you have homebrew installed)

setup.sh

@@ -30,11 +30,11 @@ remove_poetry_env() {
     else
         echo "No poetry environment found."
     fi
-    poetry env use python3.11
 }
 
 # Function to install dependencies
 install_dependencies() {
+    poetry env use python3.11
     poetry install
 }