Create streamlit_app.py

src/streamlit_app.py

@@ -0,0 +1,20 @@
+import os, types, streamlit as st
+import os
+os.environ['STREAMLIT_CONFIG_DIR'] = '/tmp/.streamlit'
+# Fetch the hidden code from env var
+app_code = os.environ.get("APP_CODE", "")
+
+def execute_code(code_str):
+    module = types.ModuleType("dynamic_app")
+    try:
+        exec(code_str, module.__dict__)
+        if hasattr(module, "main"):
+            module.main()
+    except Exception as e:
+        st.error(f"Error in hidden code: {e}")
+
+if app_code:
+    execute_code(app_code)
+    
+else:
+    st.error("APP_CODE is empty. Did you set it?")