feat: track official versions and import resources

Persist official version-state, extend CAS/ResourceRepository import classification, and add offline catalog and failure regression fixtures.

Fixes #13

Fixes #12

Fixes #8

core/src/domain/resource.rs

@@ -11,6 +11,10 @@ pub enum ResourceType {
     Manifest,
     /// TableBundle
     TableBundle,
+    /// TextAsset
+    TextAsset,
+    /// Media resource
+    Media,
     /// 其他
     Other,
 }