chore: drop local emoji test artifacts

admin/dashboard/blueprints/messages.py

@@ -37,9 +37,9 @@ def _extract_emoji_preview_url(xml_text: str) -> str:
     if not xml_text:
         return ''
     patterns = (
-        r'cdnurl\s*=\s*"([^"]+)"',
-        r'encrypturl\s*=\s*"([^"]+)"',
-        r'externurl\s*=\s*"([^"]+)"'
+        r'cdnurl\s*=\s*["\']([^"\']+)["\']',
+        r'encrypturl\s*=\s*["\']([^"\']+)["\']',
+        r'externurl\s*=\s*["\']([^"\']+)["\']'
     )
     for pattern in patterns:
         match = re.search(pattern, xml_text)