feat: 重构资料包模型与会话绑定主链路

apps/documents/migrations/0002_submissionbatch_uploadeddocument_chapter_code_and_more.py

@@ -0,0 +1,103 @@
+# Generated by Django 5.2.14 on 2026-06-03 16:39
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("documents", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="SubmissionBatch",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "batch_id",
+                    models.CharField(db_index=True, max_length=64, unique=True),
+                ),
+                (
+                    "product_name",
+                    models.CharField(blank=True, db_index=True, max_length=255),
+                ),
+                (
+                    "workflow_type",
+                    models.CharField(default="registration", max_length=64),
+                ),
+                (
+                    "conversation_id",
+                    models.CharField(blank=True, db_index=True, max_length=64),
+                ),
+                ("file_count", models.PositiveIntegerField(default=0)),
+                ("page_count", models.PositiveIntegerField(default=0)),
+                ("chapter_summary", models.JSONField(blank=True, default=list)),
+                (
+                    "import_status",
+                    models.CharField(db_index=True, default="pending", max_length=32),
+                ),
+                ("exception_count", models.PositiveIntegerField(default=0)),
+                ("created_at", models.DateTimeField(auto_now_add=True, db_index=True)),
+                ("updated_at", models.DateTimeField(auto_now=True)),
+            ],
+            options={
+                "ordering": ["-created_at"],
+            },
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="chapter_code",
+            field=models.CharField(blank=True, max_length=32),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="chapter_match_status",
+            field=models.CharField(blank=True, max_length=32),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="document_role",
+            field=models.CharField(blank=True, max_length=64),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="needs_manual_review",
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="page_count",
+            field=models.PositiveIntegerField(default=0),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="page_count_confidence",
+            field=models.CharField(blank=True, max_length=32),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="relative_path",
+            field=models.CharField(blank=True, max_length=500),
+        ),
+        migrations.AddField(
+            model_name="uploadeddocument",
+            name="batch",
+            field=models.ForeignKey(
+                blank=True,
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                related_name="documents",
+                to="documents.submissionbatch",
+            ),
+        ),
+    ]