Persistent Storage

WASM frontend + Go API server with JSON file persistence

What this demonstrates

  • WASM + API server — simulation runs in browser, storage on server
  • Persistent state — tank level, pump/valve state survive restarts
  • Auto-save — state saved every 5 seconds while running
  • Save on actions — immediate save on start/stop, pump/valve toggle
  • Atomic writes — crash-safe JSON file storage with tmp+rename

Live Demo (WASM)

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