fix(datastore): make value column text

packages/backend/src/db/migrations/20240509202750_make_value_column_text_in_datastore.js

@@ -0,0 +1,11 @@
+export async function up(knex) {
+  return knex.schema.alterTable('datastore', (table) => {
+    table.text('value').alter();
+  });
+}
+
+export async function down(knex) {
+  return knex.schema.alterTable('datastore', (table) => {
+    table.string('value').alter();
+  });
+}