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docs(surface): describe createSurfaceApp's CLI-backed mutation boundary #266

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bketelsen merged 1 commit into from
Aug 28, 2026
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docs(surface): describe createSurfaceApp's CLI-backed mutation boundary #266

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13 changes: 8 additions & 5 deletions src/surface/app.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -68,13 +68,16 @@ export interface SurfaceOptions {
stream?: StreamOptions;
}

/**
* The read-first operator surface (ADR-0060): a cookie session over
* `SNOWCAT_APP_TOKEN`, then server-rendered pages over the same `QueueStore`
* methods the CLI uses. No route mutates the queue in this slice.
*/
type SurfaceEnv = { Variables: { actor: string } };

/**
* The read-first operator surface (ADR-0060): a session, then server-rendered
* pages over the same `QueueStore` and `ControlPlaneStore` methods the CLI
* uses. Its mutation routes are exactly the operator commands the CLI already
* has, invoked through those same CLI-backed store transitions and attributed
* to the web actor: the surface introduces no new state transition, no
* worker-facing route, and never renders a lease token.
*/
export function createSurfaceApp(options: SurfaceOptions): Hono<SurfaceEnv> {
const app = new Hono<SurfaceEnv>();
const accessMode = options.access !== undefined;
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