Fix grabage codes 5 years ago

Signed-off-by: Asai Neko <sugar@sne.moe>

config/types.go

@@ -7,8 +7,8 @@ type config struct {
 
 type server struct {
 	Address    string `yaml:"address"`
-	DebugMode  bool   `yaml:"debug_mode"`
-	FileLogger bool   `yaml:"file_logger"`
+	DebugMode  string `yaml:"debug_mode"`
+	FileLogger string `yaml:"file_logger"`
 	JwtSecret  string `yaml:"jwt_secret"`
 }