feat(migrations): possible podcast fix on prod

surfsense_backend/alembic/versions/88_make_podcast_transcript_nullable.py

@@ -0,0 +1,58 @@
+"""Make podcast_transcript nullable
+
+Revision ID: 88
+Revises: 87
+Create Date: 2026-02-02
+
+The podcast workflow now creates a podcast record with PENDING status first,
+then fills in the transcript after generation completes. This requires
+podcast_transcript to be nullable.
+"""
+
+from collections.abc import Sequence
+
+from alembic import op
+
+revision: str = "88"
+down_revision: str | None = "87"
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    # Make podcast_transcript nullable and remove the server default
+    op.execute(
+        """
+        ALTER TABLE podcasts
+        ALTER COLUMN podcast_transcript DROP NOT NULL;
+        """
+    )
+    op.execute(
+        """
+        ALTER TABLE podcasts
+        ALTER COLUMN podcast_transcript DROP DEFAULT;
+        """
+    )
+
+
+def downgrade() -> None:
+    # Set empty JSON for any NULL values before adding NOT NULL constraint
+    op.execute(
+        """
+        UPDATE podcasts
+        SET podcast_transcript = '{}'::jsonb
+        WHERE podcast_transcript IS NULL;
+        """
+    )
+    op.execute(
+        """
+        ALTER TABLE podcasts
+        ALTER COLUMN podcast_transcript SET DEFAULT '{}';
+        """
+    )
+    op.execute(
+        """
+        ALTER TABLE podcasts
+        ALTER COLUMN podcast_transcript SET NOT NULL;
+        """
+    )