docker: drop the fleet-wide updates list

A view shows one machine: the one in the switcher. Seeing another machine's
state means switching to it, not a hub-side page that reaches across — and
this was one. Recorded as a decision so it does not get rebuilt.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

web/src/api.ts

@@ -257,8 +257,6 @@ export const api = {
   dockerLogs: (id: string, since = '') => req<{ lines: { t: string; m: string }[] }>('GET', `/api/docker/containers/${encodeURIComponent(id)}/logs${since ? `?since=${encodeURIComponent(since)}` : '?n=300'}`),
   dockerInspect: (id: string) => req<Record<string, unknown>>('GET', `/api/docker/containers/${encodeURIComponent(id)}/inspect`),
   machineUpdates: (refresh = false) => req<MachineUpdates>('GET', `/api/docker/updates${refresh ? '?refresh=1' : ''}`),
-  // One named machine, asked of the hub — the fleet view, which is on the hub by definition.
-  nodeUpdates: (node: string, refresh = false) => req<MachineUpdates>('GET', `/api/nodes/${encodeURIComponent(node)}/docker/updates${refresh ? '?refresh=1' : ''}`, undefined, true),
   updateJobs: () => req<{ jobs: UpdateJobRow[]; file: string }>('GET', '/api/docker/schedules'),
   saveUpdateJob: (j: Partial<UpdateJob>) => req<UpdateJob>('PUT', '/api/docker/schedules', j),
   deleteUpdateJob: (id: string) => req<void>('DELETE', `/api/docker/schedules/${encodeURIComponent(id)}`),