Update README.md

README.md

@@ -46,10 +46,18 @@ We recommend using a virtual environment:
 ```bash
 python -m venv venv
 source venv/bin/activate  # On Windows: venv\Scripts\activate
-# TODO:
-pip install -r ...
+pip install -r requirements.txt
 ```
 
+**Content of the requirements.txt file**:
+- dash
+- dash-bootstrap-components
+- plotly
+- pandas
+- numpy
+- gpxpy
+
+
 ### 3. Run the app
 
 ```bash