fix(flutter): 统一详情页顶部圆形按钮

test/drama_detail/drama_detail_view_test.dart

@@ -94,6 +94,20 @@ void main() {
     expect(tester.getSize(find.byKey(const Key('detail-cta'))).height, 46);
     expect(find.byKey(const Key('detail-share')), findsOneWidget);
     expect(find.byKey(const Key('detail-more')), findsOneWidget);
+    for (final key in const [Key('detail-share'), Key('detail-more')]) {
+      expect(tester.getSize(find.byKey(key)), const Size(40, 40));
+      expect(
+        tester
+            .widget<Material>(
+              find.descendant(
+                of: find.byKey(key),
+                matching: find.byType(Material),
+              ),
+            )
+            .color,
+        const Color(0x59000000),
+      );
+    }
 
     await tester.tap(find.byKey(const Key('detail-more')));
     await tester.pumpAndSettle();