Fix for login

config/config.go

@@ -19,10 +19,10 @@ type PathConfiguration struct {
 }
 
 type DatabaseConfiguration struct {
-	Host     string `yaml:"host"`
-	Port     int    `yaml:"port"`
-	Username string `yaml:"username"`
-	Password string `yaml:"password"`
+	Host     string  `yaml:"host"`
+	Port     int     `yaml:"port"`
+	Username string  `yaml:"username"`
+	Password *string `yaml:"password"`
 }
 
 type FeaturesConfiguration struct {