Imports github.com/PuerkitoBio/goquery github.com/gin-gonic/gin github.com/go-sql-driver/mysql github.com/gorilla/websocket gopkg.in/mgo.v2 gopkg.in/mgo.v2/bson Standard library imports bufio crypto/hmac crypto/sha512 database/sql encoding/json fmt io io/ioutil log math net/http os path/filepath strconv strings sync time