Add Hugging Face Spaces configuration

- Add HF Spaces YAML front matter to README.md (sdk: gradio, sdk_version: 5.32.1)
- Remove share=False from app.launch() so HF Spaces controls server binding

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

README.md

@@ -1,3 +1,15 @@
+---
+title: AI Course Assessment Generator
+emoji: 📚
+colorFrom: blue
+colorTo: indigo
+sdk: gradio
+sdk_version: 5.32.1
+app_file: app.py
+pinned: false
+license: apache-2.0
+---
+
 # AI Course Assessment Generator
 
 An AI-powered tool that creates learning objectives and multiple-choice quiz questions from course materials. Supports both **automatic generation** from uploaded content and **manual entry** of learning objectives, producing fully enriched outputs with correct and incorrect answer suggestions ready for quiz generation.

app.py

@@ -13,4 +13,4 @@ if not os.getenv("OPENAI_API_KEY"):
 if __name__ == "__main__":
     # Create and launch the Gradio UI
     app = create_ui()
-    app.launch(share=False)
+    app.launch()