Add a way to delete recipe

common/src/ron_api.rs

@@ -15,6 +15,12 @@ pub struct SetRecipeDescription {
     pub description: String,
 }
 
+#[derive(Serialize, Deserialize, Clone)]
+pub struct SetRecipeServings {
+    pub recipe_id: i64,
+    pub servings: Option<u32>,
+}
+
 #[derive(Serialize, Deserialize, Clone)]
 pub struct SetRecipeEstimatedTime {
     pub recipe_id: i64,
@@ -65,6 +71,11 @@ pub struct SetIsPublished {
     pub is_published: bool,
 }
 
+#[derive(Serialize, Deserialize, Clone)]
+pub struct Remove {
+    pub recipe_id: i64,
+}
+
 #[derive(Serialize, Deserialize, Clone)]
 pub struct AddRecipeGroup {
     pub recipe_id: i64,