Add README note about specifying the "ws" parameter when developing

Jalle19 · Oct 15, 2023 · a3a4578 · a3a4578
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commit a3a4578
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diff --git a/README.md b/README.md
@@ -26,3 +26,10 @@ Run the development server:
 ```
 npm run dev -- --open
 ```
+
+The web interface tries to open a WebSocket to the same host it's being served from, which is wrong when running the 
+development server. Override the WebSocket URL using the `ws` query parameter, like this:
+
+```
+http://localhost:5173/?ws=ws://localhost:8080
+```