fix: make WebSocket URL configurable via env var for Docker deployments - #2
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fix: make WebSocket URL configurable via env var for Docker deployments#2jonathan7gb with Copilot wants to merge 2 commits into
jonathan7gb with Copilot wants to merge 2 commits into
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…er support Co-authored-by: jonathan7gb <159171775+jonathan7gb@users.noreply.github.com>
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[WIP] Fix websocket configuration for data printing
fix: make WebSocket URL configurable via env var for Docker deployments
Mar 5, 2026
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Hardcoded
localhost:8080in the SockJS factory means the frontend container can never reach the Java backend —localhostresolves to the frontend container itself, not the backend service.Changes
src/hooks/usePainelWebSocket.ts— replace hardcoded URL withimport.meta.env.VITE_WS_URL, falling back tolocalhostfor local dev:Uses
||(not??) to also guard against an empty string env var..env.example(new) — documentsVITE_WS_URLwith a note that in Docker the value should match the backend's docker-compose service name, e.g.http://backend:8080/ws-time-trial.💬 We'd love your input! Share your thoughts on Copilot coding agent in our 2 minute survey.