リンクの修正

frontend/src/components/Layout.tsx

@@ -41,15 +41,19 @@ const Layout: React.FC = () => {
 
 
     const getTabIndex = (pathname: string) => {
+      pathname = pathname.split("/")[1];
+      console.log(pathname);
       switch (pathname) {
-        case '/stock':
+        case 'stock':
           return 0;
-        case '/tasks':
+        case 'tasks':
           return 1;
-        case '/recipeList':
+        case 'recipeList':
+          return 2;
+        case 'addRecipe':
           return 2;
         default:
-          return 0;
+          return -1;
       }
     };
 

frontend/src/pages/RecipeList.tsx

@@ -102,7 +102,7 @@ const RecipeList: React.FC = () => {
             fontSize: "32px", left: "50%", transform: 'translateX(-50%)'
           }}
             color="primary"
-            onClick={() => navigate('/AddRecipe')}
+            onClick={() => navigate('/addRecipe')}
           >
             新しい料理を追加
           </Button>