diff --git a/.gitignore b/.gitignore
index 624ba5f4fa06362d09a6b6ffd8bb38e3e09fea7d..60f3147557f90fdcc0a1075cf5c7d2c5e71c115d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 __pycache__
-test.html
\ No newline at end of file
+test.html
+.DS_Store
\ No newline at end of file
diff --git a/versions/category_tag_diff_1.1_and_1.2.json b/versions/category_tag_diff_1.1_and_1.2.json
new file mode 100644
index 0000000000000000000000000000000000000000..99977b90979403d3d2452c3c3568027730cb981f
--- /dev/null
+++ b/versions/category_tag_diff_1.1_and_1.2.json
@@ -0,0 +1,512 @@
+[
+  {
+    "id": 2001,
+    "name": "后端",
+    "tags": [
+      {
+        "tag_id": 400001,
+        "tag_name": "架构",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400002,
+        "tag_name": "分布式",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 3001,
+    "name": "安全",
+    "tags": [
+      {
+        "tag_id": 400003,
+        "tag_name": "系统安全",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400004,
+        "tag_name": "web安全",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400005,
+        "tag_name": "安全架构",
+        "insert_new_tag": true
+      }
+    ],
+    "insert_new_category": true
+  },
+  {
+    "id": 1,
+    "name": "Android",
+    "tags": [
+      {
+        "tag_id": 400006,
+        "tag_name": "gradle",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400007,
+        "tag_name": "android jetpack",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400009,
+        "tag_name": "rxjava",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 15,
+    "name": "iOS",
+    "tags": [
+      {
+        "tag_id": 400010,
+        "tag_name": "swiftui",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400011,
+        "tag_name": "cocoapods",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400012,
+        "tag_name": "wwdc",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400013,
+        "tag_name": "rxswift",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 11,
+    "name": "前端",
+    "tags": [
+      {
+        "tag_id": 400014,
+        "tag_name": "xhtml",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400015,
+        "tag_name": "前端框架",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 14,
+    "name": "人工智能",
+    "tags": [
+      {
+        "tag_id": 400016,
+        "tag_name": "图像处理",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400017,
+        "tag_name": "nlp",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400018,
+        "tag_name": "数据分析",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400021,
+        "tag_name": "scikit-learn",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400022,
+        "tag_name": "聚类",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400023,
+        "tag_name": "集成学习",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400024,
+        "tag_name": "迁移学习",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400025,
+        "tag_name": "分类",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400026,
+        "tag_name": "回归",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 20,
+    "name": "大数据",
+    "tags": [
+      {
+        "tag_id": 400019,
+        "tag_name": "数据仓库",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400020,
+        "tag_name": "etl",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 2003,
+    "name": "运维",
+    "tags": [
+      {
+        "tag_id": 400027,
+        "tag_name": "自动化",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400028,
+        "tag_name": "kubernetes",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400029,
+        "tag_name": "系统架构",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400030,
+        "tag_name": "网络",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400031,
+        "tag_name": "运维开发",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400032,
+        "tag_name": "graylog",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400033,
+        "tag_name": "elk",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 3002,
+    "name": "数据库管理",
+    "tags": [
+      {
+        "tag_id": 400034,
+        "tag_name": "数据库架构",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400035,
+        "tag_name": "dba",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400036,
+        "tag_name": "etl工程师",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400019,
+        "tag_name": "数据仓库",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400037,
+        "tag_name": "数据库开发",
+        "insert_new_tag": true
+      }
+    ],
+    "insert_new_category": true
+  },
+  {
+    "id": 3003,
+    "name": "硬件开发",
+    "tags": [
+      {
+        "tag_id": 400038,
+        "tag_name": "硬件工程",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400039,
+        "tag_name": "驱动开发",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400040,
+        "tag_name": "fpga开发",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400041,
+        "tag_name": "dsp开发",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400042,
+        "tag_name": "arm开发",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400043,
+        "tag_name": "材料工程",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400044,
+        "tag_name": "精益工程",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400045,
+        "tag_name": "射频工程",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400046,
+        "tag_name": "基带工程",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400047,
+        "tag_name": "硬件架构",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400048,
+        "tag_name": "pcb工艺",
+        "insert_new_tag": true
+      }
+    ],
+    "insert_new_category": true
+  },
+  {
+    "id": 3004,
+    "name": "产品/运营",
+    "tags": [
+      {
+        "tag_id": 400049,
+        "tag_name": "新媒体运营",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400050,
+        "tag_name": "内容运营",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400051,
+        "tag_name": "用户运营",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400052,
+        "tag_name": "产品运营",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400053,
+        "tag_name": "axure",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400054,
+        "tag_name": "墨刀",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400055,
+        "tag_name": "流量运营",
+        "insert_new_tag": true
+      }
+    ],
+    "insert_new_category": true
+  },
+  {
+    "id": 3005,
+    "name": "设计",
+    "tags": [
+      {
+        "tag_id": 400056,
+        "tag_name": "交互",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400057,
+        "tag_name": "ux",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400058,
+        "tag_name": "ui",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400059,
+        "tag_name": "illustrator",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400060,
+        "tag_name": "平面",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400061,
+        "tag_name": "photoshop",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400062,
+        "tag_name": "sketch",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400063,
+        "tag_name": "3d",
+        "insert_new_tag": true
+      }
+    ],
+    "insert_new_category": true
+  },
+  {
+    "id": 1014,
+    "name": "软件工程",
+    "tags": [
+      {
+        "tag_id": 400008,
+        "tag_name": "性能优化",
+        "insert_new_tag": true
+      }
+    ]
+  },
+  {
+    "id": 3006,
+    "name": "云原生",
+    "tags": [
+      {
+        "tag_id": 400064,
+        "tag_name": "云原生",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400002,
+        "tag_name": "分布式",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400065,
+        "tag_name": "中间件",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400066,
+        "tag_name": "微服务",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400067,
+        "tag_name": "服务发现",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400068,
+        "tag_name": "无服务器",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400069,
+        "tag_name": "阿里云",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400070,
+        "tag_name": "aws",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400071,
+        "tag_name": "cloud native",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400072,
+        "tag_name": "paas",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400073,
+        "tag_name": "serverless",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400074,
+        "tag_name": "microservices",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400075,
+        "tag_name": "mesh",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400076,
+        "tag_name": "CNCF",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400077,
+        "tag_name": "dashboard",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400078,
+        "tag_name": "gateway",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400079,
+        "tag_name": "kubeless",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400028,
+        "tag_name": "kubernetes",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400080,
+        "tag_name": "ribbon",
+        "insert_new_tag": true
+      },
+      {
+        "tag_id": 400081,
+        "tag_name": "spring cloud",
+        "insert_new_tag": true
+      }
+    ],
+    "insert_new_category": true
+  }
+]
\ No newline at end of file
diff --git a/versions/category_tag_v_1.2_expand_with_uc.json b/versions/category_tag_v_1.2_expand_with_uc.json
new file mode 100644
index 0000000000000000000000000000000000000000..8b9270917bbbfa74c95c7adf2a87be899ce43385
--- /dev/null
+++ b/versions/category_tag_v_1.2_expand_with_uc.json
@@ -0,0 +1,2762 @@
+[
+  {
+    "id": 2,
+    "name": "Python",
+    "tags": [
+      {
+        "tag_id": 8,
+        "tag_name": "python"
+      },
+      {
+        "tag_id": 602,
+        "tag_name": "list"
+      },
+      {
+        "tag_id": 6361,
+        "tag_name": "django"
+      },
+      {
+        "tag_id": 8577,
+        "tag_name": "virtualenv"
+      },
+      {
+        "tag_id": 73682,
+        "tag_name": "tornado"
+      },
+      {
+        "tag_id": 81020,
+        "tag_name": "flask"
+      }
+    ]
+  },
+  {
+    "id": 7,
+    "name": "Java",
+    "tags": [
+      {
+        "tag_id": 5,
+        "tag_name": "eclipse"
+      },
+      {
+        "tag_id": 13,
+        "tag_name": "java"
+      },
+      {
+        "tag_id": 552,
+        "tag_name": "tomcat"
+      },
+      {
+        "tag_id": 577,
+        "tag_name": "jar"
+      },
+      {
+        "tag_id": 579,
+        "tag_name": "hibernate"
+      },
+      {
+        "tag_id": 932,
+        "tag_name": "spring"
+      },
+      {
+        "tag_id": 2877,
+        "tag_name": "maven"
+      },
+      {
+        "tag_id": 5428,
+        "tag_name": "struts"
+      },
+      {
+        "tag_id": 133780,
+        "tag_name": "intellij-idea"
+      },
+      {
+        "tag_id": 133781,
+        "tag_name": "java-ee"
+      }
+    ]
+  },
+  {
+    "id": 12,
+    "name": "编程语言",
+    "tags": [
+      {
+        "tag_id": 8,
+        "tag_name": "python"
+      },
+      {
+        "tag_id": 13,
+        "tag_name": "java"
+      },
+      {
+        "tag_id": 45,
+        "tag_name": "php"
+      },
+      {
+        "tag_id": 83,
+        "tag_name": "c++"
+      },
+      {
+        "tag_id": 95,
+        "tag_name": "c语言"
+      },
+      {
+        "tag_id": 190,
+        "tag_name": "javascript"
+      },
+      {
+        "tag_id": 288,
+        "tag_name": "c#"
+      },
+      {
+        "tag_id": 300,
+        "tag_name": "ruby"
+      },
+      {
+        "tag_id": 515,
+        "tag_name": "qt"
+      },
+      {
+        "tag_id": 1543,
+        "tag_name": "actionscript"
+      },
+      {
+        "tag_id": 2135,
+        "tag_name": "lua"
+      },
+      {
+        "tag_id": 2886,
+        "tag_name": "perl"
+      },
+      {
+        "tag_id": 6880,
+        "tag_name": "r语言"
+      },
+      {
+        "tag_id": 72537,
+        "tag_name": "swift"
+      },
+      {
+        "tag_id": 73819,
+        "tag_name": "scala"
+      },
+      {
+        "tag_id": 74791,
+        "tag_name": "bash"
+      },
+      {
+        "tag_id": 75630,
+        "tag_name": "batch"
+      },
+      {
+        "tag_id": 76116,
+        "tag_name": "lisp"
+      },
+      {
+        "tag_id": 82780,
+        "tag_name": "typescript"
+      },
+      {
+        "tag_id": 83797,
+        "tag_name": "erlang"
+      },
+      {
+        "tag_id": 87460,
+        "tag_name": "objective-c"
+      },
+      {
+        "tag_id": 88232,
+        "tag_name": "julia"
+      },
+      {
+        "tag_id": 88981,
+        "tag_name": "开发语言"
+      },
+      {
+        "tag_id": 109316,
+        "tag_name": "kotlin"
+      },
+      {
+        "tag_id": 133891,
+        "tag_name": "golang"
+      },
+      {
+        "tag_id": 135235,
+        "tag_name": "matlab"
+      },
+      {
+        "tag_id": 200024,
+        "tag_name": "rust"
+      }
+    ]
+  },
+  {
+    "id": 21,
+    "name": "开发工具",
+    "tags": [
+      {
+        "tag_id": 5,
+        "tag_name": "eclipse"
+      },
+      {
+        "tag_id": 233,
+        "tag_name": "github"
+      },
+      {
+        "tag_id": 235,
+        "tag_name": "git"
+      },
+      {
+        "tag_id": 2236,
+        "tag_name": "svn"
+      },
+      {
+        "tag_id": 2441,
+        "tag_name": "ide"
+      },
+      {
+        "tag_id": 11423,
+        "tag_name": "ci"
+      },
+      {
+        "tag_id": 12123,
+        "tag_name": "pycharm"
+      },
+      {
+        "tag_id": 12977,
+        "tag_name": "emacs"
+      },
+      {
+        "tag_id": 72486,
+        "tag_name": "vim"
+      },
+      {
+        "tag_id": 76601,
+        "tag_name": "docker"
+      },
+      {
+        "tag_id": 86148,
+        "tag_name": "vscode"
+      },
+      {
+        "tag_id": 97326,
+        "tag_name": "postman"
+      },
+      {
+        "tag_id": 101801,
+        "tag_name": "jupyter"
+      },
+      {
+        "tag_id": 133738,
+        "tag_name": "myeclipse"
+      },
+      {
+        "tag_id": 133820,
+        "tag_name": "idea"
+      },
+      {
+        "tag_id": 134720,
+        "tag_name": "phpstorm"
+      },
+      {
+        "tag_id": 200184,
+        "tag_name": "visualstudio"
+      },
+      {
+        "tag_id": 104751,
+        "tag_name": "macos"
+      },
+      {
+        "tag_id": 300003,
+        "tag_name": "visual studio code"
+      },
+      {
+        "tag_id": 2231,
+        "tag_name": "windows"
+      },
+      {
+        "tag_id": 300004,
+        "tag_name": "sublime text"
+      },
+      {
+        "tag_id": 300005,
+        "tag_name": "intellij idea"
+      },
+      {
+        "tag_id": 300006,
+        "tag_name": "webstorm"
+      },
+      {
+        "tag_id": 300007,
+        "tag_name": "编辑器"
+      },
+      {
+        "tag_id": 7100,
+        "tag_name": "visual studio"
+      }
+    ]
+  },
+  {
+    "id": 1005,
+    "name": "数据结构与算法",
+    "tags": [
+      {
+        "tag_id": 68,
+        "tag_name": "算法"
+      },
+      {
+        "tag_id": 970,
+        "tag_name": "数据结构"
+      },
+      {
+        "tag_id": 2777,
+        "tag_name": "线性回归"
+      },
+      {
+        "tag_id": 4861,
+        "tag_name": "链表"
+      },
+      {
+        "tag_id": 7382,
+        "tag_name": "贪心算法"
+      },
+      {
+        "tag_id": 10398,
+        "tag_name": "动态规划"
+      },
+      {
+        "tag_id": 75556,
+        "tag_name": "排序算法"
+      },
+      {
+        "tag_id": 76792,
+        "tag_name": "kmeans"
+      },
+      {
+        "tag_id": 77715,
+        "tag_name": "leetcode"
+      },
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\ No newline at end of file