fix: timezone parse time issue

captrace/config/config.go

@@ -11,6 +11,17 @@ import (
 	"gopkg.in/yaml.v3"
 )
 
+type DbConfig struct {
+	Type      string `yaml:"type"`
+	User      string `yaml:"user"`
+	Password  string `yaml:"password"`
+	Host      string `yaml:"host"`
+	Port      string `yaml:"port"`
+	Name      string `yaml:"name"`
+	ConnParam string `yaml:"connParam,omitempty"`
+	Backup    string `yaml:"backup"`
+}
+
 // Yaml struct of config
 type YamlConfig struct {
 	Logger struct {
@@ -24,17 +35,20 @@ type YamlConfig struct {
 		Addr string `yaml:"addr"`
 	} `yaml:"gtp"`
 
-	Database struct {
-		Type     string `yaml:"type"`
-		User     string `yaml:"user"`
-		Password string `yaml:"password"`
-		Host     string `yaml:"host"`
-		Port     string `yaml:"port"`
-		Name     string `yaml:"name"`
-	} `yaml:"database"`
+	Database DbConfig `yaml:"database"`
 }
 
-var YamlConf YamlConfig
+var YamlConf YamlConfig = NewYamlConfig()
+
+// set default value for yaml config
+func NewYamlConfig() YamlConfig {
+	return YamlConfig{
+		Database: DbConfig{
+			Type:      "mysql",
+			ConnParam: "charset=utf8mb4&collation=utf8mb4_general_ci&loc=Local",
+		},
+	}
+}
 
 func ReadConfig(configFile string) {
 	yamlFile, err := os.ReadFile(configFile)