Don't hard code localhost for mediamtx location.

src/Autonomy.tsx

@@ -58,6 +58,8 @@ export function Autonomy() {
   const statusString = useAtomValue(statusStringAtom);
   const latLong = useAtomValue(latLongAtom);
 
+  const imageStreamURI = "http://" + window.location.hostname + ":8889/image/whep";
+
   return (
     <div>
       <AppNav />
@@ -66,7 +68,7 @@ export function Autonomy() {
           <Row>
             <Col lg={8}>
               <WebRTCVideo
-                url="http://localhost:8889/image/whep"
+                url={ imageStreamURI }
                 controls
                 autoPlay
                 style={{ width: "100%", maxWidth: "800px" }}