feat: add knowledge API docs

public/api/artifacts/A091/usage.json

@@ -0,0 +1,16 @@
+{
+  "id": "A091",
+  "name": "采购文档更新",
+  "asInput": [],
+  "asOutput": [
+    {
+      "id": "P9.3",
+      "name": "控制采购",
+      "knowledgeAreaId": "KA09",
+      "knowledgeAreaName": "项目采购管理",
+      "processGroupId": "PG04",
+      "processGroupName": "监控过程组",
+      "purpose": "确保买卖双方履行法律协议，满足项目需求。本过程应根据需要在整个项目期间开展。"
+    }
+  ]
+}