fix(game-ui): 국가 메시지 편집기 정렬과 목록을 바로잡는다

app/game-api/test/nationHtml.test.ts

@@ -73,7 +73,7 @@ describe('nation HTML purification', () => {
         const source = [
             '<p style="text-align:center">',
             '<span style="font-family:Pretendard, sans-serif;font-size:22px;color:#123456;background-color:#fedcba">방침</span>',
-            '</p><hr><img src="https://sam-image.hided.net/uploads/core2026/0123456789abcdef0123456789abcdef.webp" alt="방침.png">',
+            '</p><hr><img class="custom-image-align-right" src="https://sam-image.hided.net/uploads/core2026/0123456789abcdef0123456789abcdef.webp" alt="방침.png">',
         ].join('');
 
         const clean = purifyNationHtml(source);
@@ -83,6 +83,7 @@ describe('nation HTML purification', () => {
             'style="font-family:Pretendard, sans-serif;font-size:22px;color:#123456;background-color:#fedcba"'
         );
         expect(clean).toContain('<hr />');
+        expect(clean).toContain('class="custom-image-align-right"');
         expect(clean).toContain(
             'src="https://sam-image.hided.net/uploads/core2026/0123456789abcdef0123456789abcdef.webp"'
         );