Recipe edit (WIP): add API to set some recipe values

backend/src/data/model.rs

@@ -1,4 +1,5 @@
 use chrono::prelude::*;
+use common::ron_api::Difficulty;
 use sqlx::{self, FromRow};
 
 #[derive(Debug, Clone, FromRow)]
@@ -50,29 +51,3 @@ pub struct Ingredient {
     pub quantity: i32,
     pub quantity_unit: String,
 }
-
-#[derive(PartialEq, Debug)]
-pub enum Difficulty {
-    Unknown = 0,
-    Easy = 1,
-    Medium = 2,
-    Hard = 3,
-}
-
-impl TryFrom<u32> for Difficulty {
-    type Error = &'static str;
-    fn try_from(value: u32) -> Result<Self, Self::Error> {
-        Ok(match value {
-            1 => Self::Easy,
-            2 => Self::Medium,
-            3 => Self::Hard,
-            _ => Self::Unknown,
-        })
-    }
-}
-
-impl From<Difficulty> for u32 {
-    fn from(value: Difficulty) -> Self {
-        value as u32
-    }
-}