Update README.md

README.md

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----
-title: AI LAB
-emoji: 🦀
-colorFrom: red
-colorTo: blue
-sdk: gradio
-sdk_version: 5.31.0
-app_file: app.py
-pinned: false
-license: apache-2.0
----
-
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# Face Detection-Based AI Automation of Lab Tests
+
+This Streamlit app performs real-time facial analysis to estimate vital signs and pre-screen lab tests using AI models.
+
+## Features
+
+- Face detection and landmark tracking via MediaPipe
+- Heart rate estimation using rPPG techniques
+- Simulated SpO₂ and Respiratory Rate calculation
+- Hemoglobin level proxy and hydration risk indicators
+- Downloadable diagnostic report as CSV
+- Built for Hugging Face Spaces
+
+## How to Run on Hugging Face Spaces
+
+1. Clone or upload this repository to your Hugging Face account.
+2. Include the `app.py`, `requirements.txt`, and this `README.md` file.
+3. Make sure your `app.py` file contains the Streamlit code.
+4. Set `app.py` as the entry point in the Space settings.