refactor(magefile): update schema generator to use 0644 file permissions

migrations/0066_redesign-notification-table.up.sql

@@ -0,0 +1,18 @@
+DROP TABLE notification_object CASCADE;
+DROP TABLE notification CASCADE;
+
+CREATE TABLE notification (
+  notification_id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
+  actor_id uuid,
+  action_type int NOT NULL,
+  data jsonb,
+  created_on timestamptz NOT NULL
+);
+
+CREATE TABLE notification_notified (
+  notified_id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
+  notification_id uuid REFERENCES notification(notification_id) ON DELETE CASCADE,
+  user_id uuid NOT NULL REFERENCES user_account(user_id) ON DELETE CASCADE,
+  read boolean NOT NULL DEFAULT false,
+  read_at timestamptz
+);