feat: Add error details jsonb column to execution steps

packages/backend/src/db/migrations/20220904160521_add_raw_error_to_execution_steps.ts

@@ -0,0 +1,13 @@
+import { Knex } from 'knex';
+
+export async function up(knex: Knex): Promise<void> {
+  return knex.schema.table('execution_steps', (table) => {
+    table.jsonb('error_details');
+  });
+}
+
+export async function down(knex: Knex): Promise<void> {
+  return knex.schema.table('execution_steps', (table) => {
+    table.dropColumn('error_details');
+  });
+}