feat(ai): add guarded SQL auto execution

src/i18n/locales/en.ts

@@ -462,6 +462,7 @@ export default {
     fixWithAi: "Fix with AI",
     truncated: "Context truncated",
     contextSummary: "{database} · {tables} tables",
+    autoSqlBlocked: "The AI-generated SQL looked too risky to auto-execute. Review it manually before running.",
     settingsHint:
       "The config is stored in the local app data directory. Requests are sent by the Tauri backend instead of directly from the frontend.",
     actions: {

src/i18n/locales/zh-CN.ts

@@ -453,6 +453,7 @@ export default {
     fixWithAi: "用 AI 修复",
     truncated: "上下文已截断",
     contextSummary: "{database} · {tables} 张表",
+    autoSqlBlocked: "AI 生成的 SQL 风险较高，已阻止自动执行，请手动检查后再运行。",
     settingsHint: "配置会保存在本机应用数据目录中。请求由 Tauri 后端发出，避免在前端直接暴露给模型服务。",
     actions: {
       generate: "生成 SQL",