fix: use 'persons' field (not 'servings') in chatToRecipe for renderRecipe compatibility

api/index.php

@@ -3631,7 +3631,7 @@ Convert the recipe text below to a JSON object. Return ONLY the JSON, no markdow
 Fields:
 - title: string
 - meal: one of "colazione","pranzo","cena","dolce","succo" (infer from context, default "pranzo")
-- servings: integer (default 2 if not mentioned)
+- persons: integer (number of servings/people, default 2 if not mentioned)
 - prep_time: string or null
 - cook_time: string or null
 - ingredients: array of {"name":"...","qty":"...","qty_number":0.0,"unit":"g|ml|pz|conf|kg|l","from_pantry":true}

assets/js/app.js

@@ -12440,6 +12440,9 @@ async function chatTransferToRecipes(btn, replyText) {
             return;
         }
         const recipe = result.recipe;
+        // Normalize field names: renderRecipe expects `persons`, Gemini might return `servings`
+        if (!recipe.persons && recipe.servings) recipe.persons = recipe.servings;
+        if (!recipe.persons) recipe.persons = 2;
         await saveRecipeToArchive(recipe);
         _cachedRecipe = { meal: recipe.meal || 'pranzo', recipe };
         renderRecipe(recipe);