Add default metadata providers sources

migrations/versions/8d2eacb17707_default_sources.py

@@ -0,0 +1,43 @@
+"""default_sources
+
+Revision ID: 8d2eacb17707
+Revises: e4e2e62601d2
+Create Date: 2025-01-08 12:32:30.338594
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "8d2eacb17707"
+down_revision: Union[str, None] = "e4e2e62601d2"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.execute(
+        """
+        INSERT INTO abisource (name, url)
+        VALUES ('Etherscan', ''),
+               ('Sourcify', ''),
+               ('Blockscout', '');
+        """
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.execute(
+        """
+        DELETE FROM abisource
+        WHERE (name = 'Etherscan' AND url = '')
+           OR (name = 'Sourcify' AND url = '')
+           OR (name = 'Blockscout' AND url = '');
+        """
+    )
+    # ### end Alembic commands ###