Write the documentation for the Tagger

Description:

Start documenting the SDGs and KETs Tagger script. The goal is to provide clear, comprehensive guidance for users on how to use the script effectively.

The documentation can be added here: Cortext Documentation - SDGs and KETs Tagger.

Suggested Sections for Documentation:

1. Overview: Brief explanation of the script's purpose and its applications.
2. Setup: Instructions on prerequisites, installation, and configuration.
3. Usage:
   • Input data requirements.
   • Explanation of parameters and filters (e.g., >= 1).
   • Step-by-step usage examples.
4. Outputs: Description of the outputs generated by the script and how to interpret them.
5. Common Issues: Known challenges and troubleshooting tips.
6. FAQ: Anticipated questions users might have.