Improve seo

Author: selfboot

src/app/dictionaries/en.json

@@ -617,9 +617,9 @@
       "keywords": "gomoku, chinese chess, tetris, snake, 2048, source code game, react games, gpt4 games, claude3.5 games"
     },
     "tools": {
-      "title": "Tools",
-      "description": "This page provides various tools.",
-      "keywords": "usefull web tools, online tools"
+      "title": "Various Free Online Tools",
+      "description": "This page provides various tools, including batch generation of certificates and awards based on Excel templates, subtitle concatenation, and bar chart competitions.",
+      "keywords": "Free online tool, batch generate certificates, batch generate awards, subtitle concatenation, bar chart competition"
     },
     "linkedlist": {
       "title": "Linked List Visualization",

src/app/dictionaries/zh.json

@@ -623,9 +623,9 @@
       "keywords": "五子棋,中国象棋,俄罗斯方块,贪吃蛇,2048,源代码游戏,React 游戏,GPT-4 游戏,Claude 3.5 游戏"
     },
     "tools": {
-      "title": "其他",
-      "description": "通过 Claude3.5 和 GPT4 生成各种有用的工具。比如竞速图生成等",
-      "keywords": "竞速图生成"
+      "title": "各种免费的在线工具",
+      "description": "这里是一系列免费的在线工具，包括批量根据 Excel 模板生成 Word 文件，可以用来批量生成奖状、证书等；也有拼接字幕工具，可以用来拼接视频字幕；还有条形图竞赛工具，可以用来生成条形图竞赛。",
+      "keywords": "免费在线工具,批量生成奖状,批量生成证书,拼接字幕,条形图竞赛"
     },
     "linkedlist": {
       "title": "链表可视化",