idk

backend/migrations/20260412200102_message_id_to_uuid.sql

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+ALTER TABLE attachments DROP CONSTRAINT attachments_message_id_fkey;
+
+ALTER TABLE messages ALTER COLUMN id DROP DEFAULT;
+ALTER TABLE messages ALTER COLUMN id TYPE uuid USING gen_random_uuid();
+ALTER TABLE messages ALTER COLUMN id SET DEFAULT gen_random_uuid();
+
+ALTER TABLE attachments ALTER COLUMN message_id TYPE uuid USING gen_random_uuid();
+ALTER TABLE attachments ADD CONSTRAINT attachments_message_id_fkey
+    FOREIGN KEY (message_id) REFERENCES messages(id) ON DELETE CASCADE;