refactor: simplify product copy

Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>

admin-tools/crawler/src/edu_crawler/schemas/external-job-source.schema.json

@@ -210,7 +210,7 @@
         "maxLength": 100
       },
       "uniqueItems": true,
-      "description": "基于技能词典提取并归一的技能标签。"
+      "description": "使用技能词典提取并统一名称的技能标签。"
     },
     "keywords": {
       "type": "array",

admin-tools/crawler/src/edu_crawler/schemas/school-employment.schema.json

@@ -1,8 +1,8 @@
 {
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "$id": "https://schemas.edu-industry.cn/school-employment/2.2.0/schema.json",
-  "title": "SCHOOL-EMPLOYMENT V2.2 校内就业事实",
-  "description": "职业院校毕业生就业事实统一契约，采用租户隔离和身份最小化设计。",
+  "title": "SCHOOL-EMPLOYMENT V2.2 校内就业数据",
+  "description": "职业院校毕业生就业数据契约，要求租户隔离，并将身份字段限制在业务必需的最少范围。",
   "type": "object",
   "additionalProperties": false,
   "required": [

admin-tools/crawler/src/edu_crawler/schemas/school-internship.schema.json

@@ -1,8 +1,8 @@
 {
   "$schema": "https://json-schema.org/draft/2020-12/schema",
   "$id": "https://schemas.edu-industry.cn/school-internship/2.1.0/schema.json",
-  "title": "SCHOOL-INTERNSHIP V2.1 校内实习事实",
-  "description": "职业院校学生实习事实统一契约，采用租户隔离、身份最小化和证据引用设计。",
+  "title": "SCHOOL-INTERNSHIP V2.1 校内实习数据",
+  "description": "职业院校学生实习数据契约，要求租户隔离，将身份字段限制在业务必需的最少范围，并引用评价记录。",
   "type": "object",
   "additionalProperties": false,
   "required": [