Create database with name: yii2basic
To add tables to DB use command: yii migrate
Installed libs: linslin/yii2-curl

app is downlading images by tags 'car' or you can use multiple tags in search like 'car,red'
each image in list might be clicked and being redirected to page with only one image on it on address localhost/image/id

signup form is used for log table in DB which contains search tags and logged user id or if there is no user logged in it will make record only with search tag and user id will be NULL