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CCAL-106 · Operate shifts

Announce staffing conflicts without repeating the entire calendar

Practice briefBugIntermediate

A revision conflict rerenders the grid and reads dozens of cells. Isolate a concise conflict message and resolution controls.

Focused work estimate
2h + prerequisites
Priority in the scenario
Medium
Engineering practice
Live regions · Error handling

Estimated field mix

  • Accessibility60%
  • Frontend40%

Field percentages are editorial estimates of the ticket's engineering focus. They total 100%; they are not measured time, proficiency scores, or ownership evidence.

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Project context

Fictional studio Loom assigns editorial shifts. Build synthetic shifts and a local scheduling adapter; no real staff records are used.

Setup prerequisites

  • Create synthetic shifts including overlaps and daylight-saving boundaries.
  • Implement a local schedule revision adapter.

Preceding work

Complete these dependencies, or supply their agreed outputs before taking this ticket.

Acceptance criteria

  • Conflict identifies affected shift
  • Draft remains available
  • Calendar content is not a live region

Implementation constraints

  • Announcements must not reveal unrelated staff data.

Verification to include

  • Trigger one conflict
  • Retry failure and check announcement count

Deliverables

  • Conflict status region

Rollout and recovery

Disable auto-refresh announcements if they repeat.

Value of the work

For the engineer: Practice focus models and accessible alternatives for spatial interfaces.

For the team: Inspect whether scheduling remains usable across input methods and failure states.

Evidence boundaries

Outcome Evidence: Tests, patches, and runbooks are requested deliverables. They become Outcome Evidence only through a qualified Mission and immutable Evidence IDs.

Ownership Evidence: Independent adaptation must be observed under a declared verification policy and cite immutable Evidence IDs. Completing a planning ticket establishes no Ownership Evidence.