feat(ST-1111.2): add ClaudeJob status API mappers

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

lib/job-status.ts

@@ -0,0 +1,32 @@
+import type { ClaudeJobStatus } from '@prisma/client'
+
+const JOB_DB_TO_API = {
+  QUEUED: 'queued',
+  CLAIMED: 'claimed',
+  RUNNING: 'running',
+  DONE: 'done',
+  FAILED: 'failed',
+  CANCELLED: 'cancelled',
+} as const satisfies Record<ClaudeJobStatus, string>
+
+const JOB_API_TO_DB: Record<string, ClaudeJobStatus> = {
+  queued: 'QUEUED',
+  claimed: 'CLAIMED',
+  running: 'RUNNING',
+  done: 'DONE',
+  failed: 'FAILED',
+  cancelled: 'CANCELLED',
+}
+
+export type ClaudeJobStatusApi = typeof JOB_DB_TO_API[ClaudeJobStatus]
+
+export function jobStatusToApi(s: ClaudeJobStatus): ClaudeJobStatusApi {
+  return JOB_DB_TO_API[s]
+}
+
+export function jobStatusFromApi(s: string): ClaudeJobStatus | null {
+  return JOB_API_TO_DB[s.toLowerCase()] ?? null
+}
+
+export const JOB_STATUS_API_VALUES = Object.values(JOB_DB_TO_API)
+export const ACTIVE_JOB_STATUSES: ClaudeJobStatus[] = ['QUEUED', 'CLAIMED', 'RUNNING']