feat: add knowledge API docs

public/api/processes/P2.3.json

@@ -0,0 +1,9 @@
+{
+  "id": "P2.3",
+  "name": "定义范围",
+  "knowledgeAreaId": "KA02",
+  "knowledgeAreaName": "项目范围管理",
+  "processGroupId": "PG02",
+  "processGroupName": "规划过程组",
+  "purpose": "描述产品、服务或成果的边界和验收标准。本过程需要在整个项目期间多次反复开展。"
+}