refs #739: preserve Smilegate changes before repository layout migration

poc4_active_source_20260714/apps/smilegate_demo/main.py

@@ -0,0 +1,27 @@
+"""Minimal Smilegate Streamlit demo entrypoint.
+
+This entrypoint intentionally wires only the blank presentation shell. Feature
+modules such as authentication, MCP querying, and history are added separately
+after each review.
+"""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[2]
+if str(ROOT) not in sys.path:
+    sys.path.insert(0, str(ROOT))
+
+import streamlit as st
+
+from src.smilegate_demo.ui.shell import render_blank_shell
+
+
+def main() -> None:
+    render_blank_shell(st)
+
+
+if __name__ == "__main__":
+    main()