refactor: rename package directory fabledscryer → roundtable

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

roundtable/migrations/versions/0007_dashboard_ownership.py

@@ -0,0 +1,33 @@
+"""Add owner_id and is_shared to dashboards
+
+Revision ID: 0007_dashboard_ownership
+Revises: 0006_dashboard_is_default
+Create Date: 2026-03-22
+"""
+from typing import Sequence, Union
+from alembic import op
+import sqlalchemy as sa
+
+revision: str = "0007_dashboard_ownership"
+down_revision: Union[str, None] = "0006_dashboard_is_default"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # owner_id nullable — existing dashboards keep NULL (system-owned)
+    op.add_column(
+        "dashboards",
+        sa.Column("owner_id", sa.String(36),
+                  sa.ForeignKey("users.id", ondelete="SET NULL"), nullable=True),
+    )
+    # Existing dashboards become shared so all users still see them
+    op.add_column(
+        "dashboards",
+        sa.Column("is_shared", sa.Boolean, nullable=False, server_default="1"),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("dashboards", "is_shared")
+    op.drop_column("dashboards", "owner_id")