implement user create/delete and group membership add/delete routes

app/common/schema.go

@@ -5,3 +5,17 @@ type Login struct { // login body struct
 	Username    Username
 	Password    string `form:"password" binding:"required"`
 }
+
+type UserFormRequired struct { // add user body struct
+	CN       string `form:"cn" binding:"required"`
+	SN       string `form:"sn" binding:"required"`
+	Mail     string `form:"mail" binding:"required"`
+	Password string `form:"password" binding:"required"`
+}
+
+type UserFormOptional struct { // modify user body struct
+	CN       string `form:"cn"`
+	SN       string `form:"sn"`
+	Mail     string `form:"mail"`
+	Password string `form:"password"`
+}