Update start.sh

start.sh

@@ -1,2 +1,6 @@
-#!/usr/bin/env bash
-uvicorn main:app --host 0.0.0.0 --port 7860 --reload
+#!/bin/bash
+
+# Launch the Uvicorn server, pointing to the 'app' object in the 'app/main.py' module.
+# The --host 0.0.0.0 makes it accessible from outside the container.
+# The port should match the one exposed in your Dockerfile and README.md.
+uvicorn app.main:app --host 0.0.0.0 --port 7860