fix(frontend): add security analyzer placeholder (#8901)

frontend/src/i18n/declaration.ts

@@ -334,6 +334,7 @@ export enum I18nKey {
   SETTINGS$CONFIRMATION_MODE_TOOLTIP = "SETTINGS$CONFIRMATION_MODE_TOOLTIP",
   SETTINGS$AGENT_SELECT_ENABLED = "SETTINGS$AGENT_SELECT_ENABLED",
   SETTINGS$SECURITY_ANALYZER = "SETTINGS$SECURITY_ANALYZER",
+  SETTINGS$SECURITY_ANALYZER_PLACEHOLDER = "SETTINGS$SECURITY_ANALYZER_PLACEHOLDER",
   SETTINGS$DONT_KNOW_API_KEY = "SETTINGS$DONT_KNOW_API_KEY",
   SETTINGS$CLICK_FOR_INSTRUCTIONS = "SETTINGS$CLICK_FOR_INSTRUCTIONS",
   SETTINGS$SAVED = "SETTINGS$SAVED",

frontend/src/i18n/translation.json

@@ -5343,6 +5343,22 @@
         "ja": "セキュリティアナライザー",
         "uk": "Увімкнути аналізатор безпеки"
     },
+    "SETTINGS$SECURITY_ANALYZER_PLACEHOLDER":{
+        "en": "Select a security analyzer…",
+        "de": "Wählen Sie einen Sicherheitsanalysator aus…",
+        "zh-CN": "选择一个安全分析器…",
+        "zh-TW": "選擇一個安全分析器…",
+        "ko-KR": "보안 분석기를 선택하세요…",
+        "no": "Velg en sikkerhetsanalysator…",
+        "it": "Seleziona un analizzatore di sicurezza…",
+        "pt": "Selecione um analisador de segurança…",
+        "es": "Seleccione un analizador de seguridad…",
+        "ar": "اختر محلل الأمان…",
+        "fr": "Sélectionnez un analyseur de sécurité…",
+        "tr": "Bir güvenlik analizörü seçin…",
+        "ja": "セキュリティアナライザーを選択…",
+        "uk": "Виберіть аналізатор безпеки…"
+    },
     "SETTINGS$DONT_KNOW_API_KEY": {
         "en": "Don't know your API key?",
         "ja": "APIキーがわかりませんか？",

frontend/src/routes/llm-settings.tsx

@@ -469,6 +469,9 @@ function LlmSettingsScreen() {
                       label: analyzer,
                     })) || []
                   }
+                  placeholder={t(
+                    I18nKey.SETTINGS$SECURITY_ANALYZER_PLACEHOLDER,
+                  )}
                   defaultSelectedKey={settings.SECURITY_ANALYZER}
                   isClearable
                   showOptionalTag