fix(init): missing file ext of step file when using typescript

Author: kobenguyent

lib/command/init.js

@@ -206,7 +206,7 @@ export default async function (initPath, options = {}) {
     const stepFile = `./steps_file.${extension}`
     fs.writeFileSync(path.join(testsPath, stepFile), extension === 'ts' ? defaultActorTs : defaultActor)
 
-    config.include = { I: isTypeScript ? './steps_file' : stepFile }
+    config.include = { I: isTypeScript ? './steps_file.ts' : stepFile }
 
     print(`Steps file created at ${stepFile}`)