listIssues combines common ownership, planning, state, date, and text filters.
automations/list-linear-issues.automation.ts
assigneeId, createdAtOrAfter, labelId, parentId (direct sub-issues), projectId, search, stateId, teamId, and updatedAtOrAfter. Timestamps require an ISO offset. orderBy is "createdAt" or "updatedAt" and defaults to "updatedAt". Common page fields are limit (1–50, default 50), after, and includeArchived; optional account defaults to the project binding.
Returns { issues: LinearIssue[]; pageInfo: LinearPageInfo }. Pass endCursor as after while hasNextPage is true.