chore(binary): support LDFLAGS by goreleaser

fix https://github.com/appleboy/gorush/issues/713

router/version.go

@@ -7,13 +7,21 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
-var version string
+var (
+	version string
+	commit  string
+)
 
 // SetVersion for setup version string.
 func SetVersion(ver string) {
 	version = ver
 }
 
+// SetCommit for setup commit string.
+func SetCommit(ver string) {
+	commit = ver
+}
+
 // GetVersion for get current version.
 func GetVersion() string {
 	return version
@@ -21,8 +29,9 @@ func GetVersion() string {
 
 // PrintGoRushVersion provide print server engine
 func PrintGoRushVersion() {
-	fmt.Printf(`GoRush %s, Compiler: %s %s, Copyright (C) 2019 Bo-Yi Wu, Inc.`,
+	fmt.Printf(`GoRush %s, Commit: %s, Compiler: %s %s, Copyright (C) 2023 Bo-Yi Wu, Inc.`,
 		version,
+		commit,
 		runtime.Compiler,
 		runtime.Version())
 	fmt.Println()