Upload app.py

app.py

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+import streamlit as st
+from backend import explain_code, debug_code, ask_question
+
+st.set_page_config(page_title="CodeMentor AI", layout="wide")
+st.title("🤖 CodeMentor AI")
+
+tab1, tab2, tab3 = st.tabs(["Explain Code", "Fix Code", "Ask AI"])
+
+with tab1:
+    code = st.text_area("Paste your Python code")
+    if st.button("Explain Code"):
+        with st.spinner("Explaining..."):
+            st.success(explain_code(code))
+
+with tab2:
+    code = st.text_area("Paste code to debug")
+    if st.button("Fix Code"):
+        with st.spinner("Analyzing..."):
+            st.success(debug_code(code))
+
+with tab3:
+    question = st.text_input("Ask your question")
+    if st.button("Ask AI"):
+        with st.spinner("Thinking..."):
+            st.success(ask_question(question))