Add server.py stub with main() for multi-mode validation

server.py

@@ -0,0 +1,7 @@
+
+#from server.app import main
+import uvicorn
+
+if __name__ == "__main__":
+    #main()
+    uvicorn.run("server.app:app", host="127.0.0.1", port=8000, reload=True)