update goctl to go 1.16 for io/fs usage (#1571)

* update goctl to go 1.16 for io/fs usage

* feat: support pg serial type for auto_increment (#1563)

* add correct example for pg's url

* 🐞 fix: merge

* 🐞 fix: pg default port

* ✨ feat: support serial type

Co-authored-by: kurimi1 <d0n41df@gmail.com>

* chore: format code

Co-authored-by: toutou_o <33993460+kurimi1@users.noreply.github.com>
Co-authored-by: kurimi1 <d0n41df@gmail.com>

tools/goctl/env/check.go

@@ -44,7 +44,7 @@ func Check(ctx *cli.Context) error {
 }
 
 func check(install, force bool) error {
-	var pending = true
+	pending := true
 	console.Info("[goctl-env]: preparing to check env")
 	defer func() {
 		if p := recover(); p != nil {