Update README.md

README.md

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 ---
 title: Agri Model
 emoji: 💬
-colorFrom: yellow
-colorTo: purple
+colorFrom: green
+colorTo: gray
 sdk: gradio
 sdk_version: 5.42.0
 app_file: app.py
 pinned: false
 ---
+A simple Gradio app that gives crop recommendations and live weather.
 
-An example chatbot using [Gradio](https://gradio.app), [`huggingface_hub`](https://huggingface.co/docs/huggingface_hub/v0.22.2/en/index), and the [Hugging Face Inference API](https://huggingface.co/docs/api-inference/index).
+### How to use
+- Ask: **"Weather in Delhi"**, **"Best crop in Agra during Kharif"**, or **"What should I sow in Maharashtra this Rabi?"**
+
+### Secrets / Variables
+Add this in **Settings → Variables and secrets**:
+
+- `OPENWEATHER_API_KEY` (optional; app falls back to Open-Meteo if unset)
+- `GRADIO_SHARE=true` (optional; useful when running locally without localhost access)
+
+### Hardware
+The model is ~1.2 GB; GPU is recommended in **Settings → Hardware** (T4 or better).