fix: Startup error (#11)

* fix: Startup error

Fixed a path error that prompted that the configuration file could not be found at startup

* Update config.go

Co-authored-by: Gordon <46924906+FGadvancer@users.noreply.github.com>

src/common/config/config.go

@@ -2,17 +2,15 @@ package config
 
 import (
 	"io/ioutil"
+
+	"os"
+
 	"path/filepath"
 	"runtime"
 
 	"gopkg.in/yaml.v3"
 )
 
-var (
-	_, b, _, _ = runtime.Caller(0)
-	// Root folder of this project
-	Root = filepath.Join(filepath.Dir(b), "../../..")
-)
 
 var Config config
 
@@ -156,9 +154,8 @@ type config struct {
 }
 
 func init() {
-	// if we cd Open-IM-Server/src/utils and run go test
-	// it will panic cannot find config/config.yaml
-	bytes, err := ioutil.ReadFile(Root + "/config/config.yaml")
+	path, _ := os.Getwd()
+	bytes, err := ioutil.ReadFile(path + "/config/config.yaml")
 	if err != nil {
 		panic(err)
 	}