Update readme.md

readme.md

@@ -1,17 +1,17 @@
 ---
-title: PPTX AI Study Guide
-emoji: 🧠
+title: Perplexity Q&A (Mistral)
+emoji: 📚
 colorFrom: indigo
 colorTo: green
-sdk: gradio
-sdk_version: 4.25.0
-app_file: pptx_ai_study_guide.py
-pinned: false
-license: mit
+sdk: streamlit
+sdk_version: 1.45.1
+app_file: app.py
+pinned: true
+license: apache-2.0
 ---
 
-Upload a PowerPoint file to:
-- Extract and summarize lecture slides
-- Ask questions about the content using Gemini AI
+A local Q&A app inspired by Perplexity.ai using `Mistral-7B-Instruct`. Supports:
 
-Powered by: `python-pptx`, `transformers`, `Google Gemini`
+- Natural language questions
+- PDF-based document Q&A
+- Fast local inference via HuggingFace Transformers