some fixes after review comments.

packages/overlay/src/components/OpenInEditor.tsx

@@ -4,8 +4,9 @@ import { useSpotlightContext } from '~/lib/useSpotlightContext';
 import { ReactComponent as PenIcon } from '../assets/pen.svg';
 
 export default function OpenInEditor({ file }: { file: string }) {
-  const { sidecarUrl } = useSpotlightContext();
-  const sidecarOpenUrl: string = new URL('/open', sidecarUrl).href;
+  const { getSidecarUrl } = useSpotlightContext();
+  const sidecarOpenUrl: string = getSidecarUrl('/open');
+
   const openInEditor = useCallback(
     (evt: React.MouseEvent) => {
       fetch(sidecarOpenUrl, {

packages/overlay/src/lib/useSpotlightContext.tsx

@@ -17,5 +17,9 @@ export const SpotlightContextProvider: React.FC<{
 };
 
 export const useSpotlightContext = () => {
-  return useContext(Context);
+  const context = useContext(Context);
+  const getSidecarUrl = (path = '') => {
+    return new URL(path, context.sidecarUrl).href;
+  };
+  return { ...context, getSidecarUrl };
 };

packages/website/src/content/docs/reference/configuration.md

@@ -43,7 +43,7 @@ Set this option if you have the sidecar running on another URL than the default
 
 ```ts
 init({
-  sidecarUrl: 'http://localhost:8969/sidecar',
+  sidecarUrl: 'http://localhost:8969/stream',
 });
 ```