Add migrations

Author: raydwaipayan

go.mod

@@ -4,6 +4,8 @@ go 1.13
 
 require (
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
+	github.com/go-pg/migrations/v8 v8.0.1
+	github.com/go-pg/pg/v10 v10.6.1
 	github.com/gofiber/fiber v1.14.6
 	github.com/gofiber/fiber/v2 v2.1.3
 	github.com/gofiber/jwt/v2 v2.0.1