Merge branch 'staging' of github.com:KATO-Hiro/AtCoderNoviceProblemsSandbox into #1271

Author: KATO-Hiro

package.json

@@ -62,7 +62,7 @@
     "svelte": "4.2.19",
     "svelte-check": "4.0.2",
     "svelte-meta-tags": "3.1.4",
-    "sveltekit-superforms": "2.18.1",
+    "sveltekit-superforms": "2.19.0",
     "tslib": "2.7.0",
     "typescript": "5.6.2",
     "vite": "5.4.6",