V3 step 1 update models.py and step 2 implement service/worker, and raw API response persistence

tests/services/test_workflows_reliability.py

@@ -8,6 +8,8 @@ import pytest
 from transcription.config import Settings
 from transcription.db.models import Document
 from transcription.db.models import Job
+from transcription.db.models import JobSource
+from transcription.db.models import JobSourceStatus
 from transcription.db.models import JobStatus
 from transcription.db.models import Source
 from transcription.services import ServiceBundle
@@ -49,12 +51,16 @@ class TestWorkflowReliability:
 
             source = Source(
                 document_id=document.id,
-                job_id=job.id,
+                page_number=1,
                 upload_name="timeout.jpg",
                 filename="timeout.jpg",
                 file_path=str(Path("tests/fixtures/images/real/Book Two - page 02.jpg")),
+                file_hash="c" * 64,
+                file_size_bytes=1,
             )
             session.add(source)
+            await session.flush()
+            session.add(JobSource(job_id=job.id, source_id=source.id, status=JobSourceStatus.PENDING))
             await session.commit()
 
             loaded = await services.jobs.read_job(job_id=job.id, session=session)