chore: update readme

README.md

@@ -1,14 +1,12 @@
-# JavaScript Code‑Reviewer SFT Space
-
-This Space hosts a small, CPU‑only SFT‑tuned CodeGen model that reads a git diff + guidelines 
-and returns a JSON array of `{ line: int, comment: str }`.
-
-- **API endpoint**: `/predict`
-- **Inputs**: `diff` (string), `guidelines` (string)
-- **Output**: JSON list of review comments.
-
-To retrain locally, run:
-
-```bash
-pip install -r requirements.txt
-python train_sft.py
+---
+title: Code Reviewer
+emoji: ⚡
+colorFrom: yellow
+colorTo: pink
+sdk: gradio
+sdk_version: 5.25.2
+app_file: app.py
+pinned: false
+---
+
+Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference