修复回忆录图片重试状态透传与前端展示

api/tests/test_memoir_image_schema.py

@@ -31,3 +31,32 @@ class MemoirImageSchemaTest(unittest.TestCase):
         )
 
         self.assertIsNone(asset)
+
+    def test_normalize_image_asset_preserves_retryable_for_failed_assets(self):
+        asset = normalize_image_asset(
+            {
+                "index": 0,
+                "placeholder": "{{IMAGE:南方小镇的青石板路}}",
+                "description": "南方小镇的青石板路",
+                "status": IMAGE_STATUS_FAILED,
+                "error": "upload denied",
+                "retryable": False,
+            }
+        )
+
+        self.assertEqual(asset["status"], IMAGE_STATUS_FAILED)
+        self.assertFalse(asset["retryable"])
+
+    def test_normalize_image_asset_clears_retryable_for_non_failed_assets(self):
+        asset = normalize_image_asset(
+            {
+                "index": 0,
+                "placeholder": "{{IMAGE:南方小镇的青石板路}}",
+                "description": "南方小镇的青石板路",
+                "status": IMAGE_STATUS_PENDING,
+                "retryable": True,
+            }
+        )
+
+        self.assertEqual(asset["status"], IMAGE_STATUS_PENDING)
+        self.assertIsNone(asset["retryable"])