diff --git a/bun.lockb b/bun.lockb
index 53886e6..2f225b1 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/package.json b/package.json
index 78e918f..5cc19a7 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,7 @@
     "@tursodatabase/api": "^1.9.2",
     "@typeschema/valibot": "^0.13.4",
     "bcrypt": "^6.0.0",
+    "es-toolkit": "^1.43.0",
     "google-auth-library": "^10.5.0",
     "highlight.js": "^11.11.1",
     "jose": "^6.1.3",
@@ -42,7 +43,7 @@
     "zod": "^4.2.1"
   },
   "engines": {
-    "node": ">=22"
+    "node": "24.x"
   },
   "devDependencies": {
     "@tailwindcss/typography": "^0.5.19",
diff --git a/src/components/blog/CommentBlock.tsx b/src/components/blog/CommentBlock.tsx
index 1e9137b..57cb25e 100644
--- a/src/components/blog/CommentBlock.tsx
+++ b/src/components/blog/CommentBlock.tsx
@@ -12,7 +12,7 @@ import type {
   CommentReaction,
   UserPublicData
 } from "~/types/comment";
-import { debounce } from "~/lib/comment-utils";
+import { debounce } from "es-toolkit";
 import UserDefaultImage from "~/components/icons/UserDefaultImage";
 import ReplyIcon from "~/components/icons/ReplyIcon";
 import TrashIcon from "~/components/icons/TrashIcon";
diff --git a/src/lib/client-utils.ts b/src/lib/client-utils.ts
index 329f2be..1e73669 100644
--- a/src/lib/client-utils.ts
+++ b/src/lib/client-utils.ts
@@ -100,34 +100,3 @@ export function insertSoftHyphens(
     })
     .join(" ");
 }
-
-/**
- * Creates a debounced function that delays execution until after specified delay
- * @param fn - The function to debounce
- * @param delay - Delay in milliseconds
- * @returns Debounced function with cancel method
- */
-export function debounce<T extends (...args: any[]) => any>(
-  fn: T,
-  delay: number
-): T & { cancel: () => void } {
-  let timeoutId: ReturnType<typeof setTimeout> | undefined;
-
-  const debounced = function (this: any, ...args: Parameters<T>) {
-    if (timeoutId !== undefined) {
-      clearTimeout(timeoutId);
-    }
-    timeoutId = setTimeout(() => {
-      fn.apply(this, args);
-    }, delay);
-  } as T & { cancel: () => void };
-
-  debounced.cancel = () => {
-    if (timeoutId !== undefined) {
-      clearTimeout(timeoutId);
-      timeoutId = undefined;
-    }
-  };
-
-  return debounced;
-}
diff --git a/src/lib/comment-utils.ts b/src/lib/comment-utils.ts
index aad26c4..3eedd80 100644
--- a/src/lib/comment-utils.ts
+++ b/src/lib/comment-utils.ts
@@ -190,33 +190,6 @@ export function sortComments(
   }
 }
 
-// ============================================================================
-// Debounce Utility
-// ============================================================================
-
-/**
- * Debounces a function call to limit execution frequency
- * Useful for window resize and scroll events
- */
-export function debounce<T extends (...args: any[]) => any>(
-  func: T,
-  wait: number
-): (...args: Parameters<T>) => void {
-  let timeout: ReturnType<typeof setTimeout> | null = null;
-
-  return function executedFunction(...args: Parameters<T>) {
-    const later = () => {
-      timeout = null;
-      func(...args);
-    };
-
-    if (timeout !== null) {
-      clearTimeout(timeout);
-    }
-    timeout = setTimeout(later, wait);
-  };
-}
-
 // ============================================================================
 // Validation Utilities
 // ============================================================================
diff --git a/src/routes/blog/create/index.tsx b/src/routes/blog/create/index.tsx
index 9d66ea4..fcc9909 100644
--- a/src/routes/blog/create/index.tsx
+++ b/src/routes/blog/create/index.tsx
@@ -4,7 +4,7 @@ import { Title, Meta } from "@solidjs/meta";
 import { createAsync } from "@solidjs/router";
 import { getRequestEvent } from "solid-js/web";
 import { api } from "~/lib/api";
-import { debounce } from "~/lib/client-utils";
+import { debounce } from "es-toolkit";
 import Dropzone from "~/components/blog/Dropzone";
 import TextEditor from "~/components/blog/TextEditor";
 import TagMaker from "~/components/blog/TagMaker";
diff --git a/src/routes/blog/edit/[id]/index.tsx b/src/routes/blog/edit/[id]/index.tsx
index 003e6e8..56e894c 100644
--- a/src/routes/blog/edit/[id]/index.tsx
+++ b/src/routes/blog/edit/[id]/index.tsx
@@ -4,7 +4,7 @@ import { Title, Meta } from "@solidjs/meta";
 import { createAsync } from "@solidjs/router";
 import { getRequestEvent } from "solid-js/web";
 import { api } from "~/lib/api";
-import { debounce } from "~/lib/client-utils";
+import { debounce } from "es-toolkit";
 import Dropzone from "~/components/blog/Dropzone";
 import TextEditor from "~/components/blog/TextEditor";
 import TagMaker from "~/components/blog/TagMaker";