dotenv, parsing fix email, moved dump tracnsport to new file gz, removed unwanted var jwt, added in HS256 sign/parse

ptr, ref and deref funcs response, use fmt.Fprint(f) validate, few new funcs

gz/gz.go

@@ -8,7 +8,6 @@ package gz
 import (
 	"bytes"
 	"compress/gzip"
-	"io"
 )
 
 func Zip(data []byte) ([]byte, error) {
@@ -31,7 +30,6 @@ func Zip(data []byte) ([]byte, error) {
 
 func UnZip(data []byte) ([]byte, error) {
 	b := bytes.NewBuffer(data)
-	var r io.Reader
 	r, err := gzip.NewReader(b)
 	if err != nil {
 		return nil, err