Update app.py

app.py

@@ -1,16 +1,43 @@
-from fastapi import FastAPI
-from fastapi.staticfiles import StaticFiles
-import uvicorn
+import streamlit as st
+from src.components.ai_tutor import AITutor
+from src.components.code_playground import CodePlayground
+from src.components.learning_paths import LearningPaths
+from src.components.sidebar import Sidebar
+from src.utils.session import initialize_session_state
+from src.utils.ui import set_page_config, apply_custom_css
 
-app = FastAPI()
-
-# Add your API routes here
-@app.get("/api/health")
-def health_check():
-    return {"status": "ok"}
-
-# Mount frontend files - we'll set this up after building
-app.mount("/", StaticFiles(directory="frontend/build", html=True), name="static")
+def main():
+    # Initialize app
+    set_page_config()
+    apply_custom_css()
+    initialize_session_state()
+    
+    # Initialize components
+    ai_tutor = AITutor()
+    
+    # Display sidebar
+    Sidebar.display()
+    
+    # Title
+    st.title("🎓 EduAI Platform")
+    
+    # Welcome message for new users
+    if 'username' not in st.session_state:
+        st.info("👋 Welcome to EduAI Platform! Please enter your nickname to start learning.")
+        return
+    
+    # Main content tabs
+    tab1, tab2, tab3 = st.tabs(["📚 Learning Paths", "🤖 AI Tutor", "💻 Code Playground"])
+    
+    with tab1:
+        LearningPaths.display()
+    
+    with tab2:
+        ai_tutor.display_chat_interface()
+        ai_tutor.display_learning_metrics()
+    
+    with tab3:
+        CodePlayground.display()
 
 if __name__ == "__main__":
-    uvicorn.run(app, host="0.0.0.0", port=7860)
+    main()