SSR RPC Bridge

Client component → Server Action → real API. The backend URL and paths never reach the browser. Watch the Network tab: only POST /.

1 · Direct read — api.products.getProductById

The returned product has no images — redacted by transformResult.

Click “Fetch product” to call the bridge.

2 · Direct write + authz

Editor session:OFF

With editor OFF the authorize hook denies the write. Turn it ON, then add.

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5 · Batching — three reads, one round-trip

The browser client coalesces same-tick calls; the server validates each sub-call individually.

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6 · TanStack Query

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7 · TanStack Mutation

See /http for the generic httpTransport variant and /server for direct server-side usage.