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

infrastructure/tests/fixtures/official_regression/hash_mismatch_catalog.json

@@ -0,0 +1,7 @@
+{
+  "data_url": "https://prod-clientpatch.bluearchiveyostar.com/r93_token/TableBundles/TableCatalog.bytes",
+  "hash_url": "https://prod-clientpatch.bluearchiveyostar.com/r93_token/TableBundles/TableCatalog.hash",
+  "data": "ExcelDB.db",
+  "official_hash": "0",
+  "expected_error_contains": "官方 hash 校验失败"
+}

infrastructure/tests/fixtures/official_regression/http_403.json

@@ -0,0 +1,7 @@
+{
+  "url": "https://prod-clientpatch.bluearchiveyostar.com/r93_token/TableBundles/Forbidden.bytes",
+  "http_status": 403,
+  "failure_kind": "http_forbidden",
+  "retryable": false,
+  "expected_attempts": 1
+}

infrastructure/tests/fixtures/official_regression/http_404.json

@@ -0,0 +1,7 @@
+{
+  "url": "https://prod-clientpatch.bluearchiveyostar.com/r93_token/TableBundles/Missing.bytes",
+  "http_status": 404,
+  "failure_kind": "http_not_found",
+  "retryable": false,
+  "expected_attempts": 1
+}