External dataset (#1485)

* fix: revert version

* feat: external collection

* import context

* external ui

* doc

* fix: ts

* clear invalid data

* feat: rename sub name

* fix: node if else edge remove

* fix: init

* api size

* fix: if else node refresh

packages/global/core/dataset/collection/constants.ts

@@ -0,0 +1,6 @@
+/* sourceId = prefix-id; id=fileId;link url;externalId */
+export enum CollectionSourcePrefixEnum {
+  local = 'local',
+  link = 'link',
+  external = 'external'
+}