feat: Implement rest api endpoint to test step

packages/backend/src/models/step.js

@@ -9,6 +9,7 @@ import Telemetry from '../helpers/telemetry/index.js';
 import appConfig from '../config/app.js';
 import globalVariable from '../helpers/global-variable.js';
 import computeParameters from '../helpers/compute-parameters.js';
+import testRun from '../services/test-run.js';
 
 class Step extends Base {
   static tableName = 'steps';
@@ -156,6 +157,16 @@ class Step extends Base {
     return await App.findOneByKey(this.appKey);
   }
 
+  async test() {
+    await testRun({ stepId: this.id });
+
+    const updatedStep = await this.$query()
+      .withGraphFetched('lastExecutionStep')
+      .patchAndFetch({ status: 'completed' });
+
+    return updatedStep;
+  }
+
   async getLastExecutionStep() {
     const lastExecutionStep = await this.$relatedQuery('executionSteps')
       .orderBy('created_at', 'desc')