chore: add database_query_handle_empty_result migration

db/knex_migrations/2024-12-10-2237-add-database-query-handle-empty-result.js

@@ -0,0 +1,13 @@
+exports.up = function (knex) {
+    return knex.schema
+        .alterTable("monitor", function (table) {
+            table.boolean("database_query_handle_empty_as_failure").notNullable().defaultTo(false);
+        });
+};
+
+exports.down = function (knex) {
+    return knex.schema
+        .alterTable("monitor", function (table) {
+            table.dropColumn("database_query_handle_empty_as_failure");
+        });
+};