add installation instructions (#41)

* add installation instructions

* remove title

* add divider

README.md

@@ -8,3 +8,37 @@ sdk_version: 3.50.2
 app_file: app.py
 pinned: false
 ---
+---
+This project creates a helpful and accurate AI chatbot, leveraging GPT-3.5-Turbo and a RAG pipeline, specifically designed to address student questions about artificial intelligence with precision and clarity.
+
+## Installation
+
+Create a new Python environment
+
+```bash
+python -m venv .venv
+```
+
+Activate the environment
+
+```bash
+source .venv/bin/activate
+```
+
+Install the dependencies
+
+```bash
+pip install -r requirements.txt
+```
+
+## Usage
+
+```bash
+export ACTIVELOOP_TOKEN=...
+export OPENAI_API_KEY=...
+export MONGODB_URI=...
+```
+
+```bash
+python app.py
+```