Implement internationalization support by adding translation functionality and updating UI components to use translated strings. Add language configuration in .env.example and integrate translations across various strategy and UI components.

src/ui/GuardianApp.tsx

@@ -6,12 +6,13 @@ import { buildAdapterFromEnv } from "../exchanges/resolve-from-env";
 import { GuardianEngine, type GuardianEngineSnapshot } from "../strategy/guardian-engine";
 import { formatNumber } from "../utils/format";
 import { DataTable, type TableColumn } from "./components/DataTable";
+import { t } from "../i18n";
 
 interface GuardianAppProps {
   onExit: () => void;
 }
 
-const READY_MESSAGE = "正在等待行情/账户推送…";
+const READY_MESSAGE = t("guardian.readyMessage");
 const inputSupported = Boolean(process.stdin && (process.stdin as any).isTTY);
 
 export function GuardianApp({ onExit }: GuardianAppProps) {
@@ -55,8 +56,8 @@ export function GuardianApp({ onExit }: GuardianAppProps) {
   if (error) {
     return (
       <Box flexDirection="column" padding={1}>
-        <Text color="red">Guardian 策略启动失败: {error.message}</Text>
-        <Text color="gray">请检查环境变量和网络连通性。</Text>
+        <Text color="red">{t("guardian.startFailed", { message: error.message })}</Text>
+        <Text color="gray">{t("common.checkEnv")}</Text>
       </Box>
     );
   }
@@ -64,7 +65,7 @@ export function GuardianApp({ onExit }: GuardianAppProps) {
   if (!snapshot) {
     return (
       <Box padding={1}>
-        <Text>正在初始化 Guardian 策略…</Text>
+        <Text>{t("guardian.initializing")}</Text>
       </Box>
     );
   }
@@ -97,43 +98,65 @@ export function GuardianApp({ onExit }: GuardianAppProps) {
   return (
     <Box flexDirection="column" paddingX={1} paddingY={0}>
       <Box flexDirection="column" marginBottom={1}>
-        <Text color="cyanBright">Guardian Strategy Dashboard</Text>
+        <Text color="cyanBright">{t("guardian.title")}</Text>
         <Text>
-          交易所: {exchangeName} ｜ 交易对: {snapshot.symbol} ｜ 最近价格: {formatNumber(snapshot.lastPrice, 2)} ｜ 状态: {ready ? "实时运行" : READY_MESSAGE}
+          {t("guardian.headerLine", {
+            exchange: exchangeName,
+            symbol: snapshot.symbol,
+            lastPrice: formatNumber(snapshot.lastPrice, 2),
+            status: ready ? t("status.live") : READY_MESSAGE,
+          })}
         </Text>
-        <Text color="gray">策略只会维护止损/止盈，不会主动开仓。按 Esc 返回菜单。</Text>
+        <Text color="gray">{t("guardian.hint")}</Text>
       </Box>
 
       <Box flexDirection="column" marginBottom={1}>
-        <Text color="greenBright">当前仓位与风控</Text>
+        <Text color="greenBright">{t("guardian.positionTitle")}</Text>
         {hasPosition ? (
           <>
             <Text>
-              方向: {position.positionAmt > 0 ? "多" : "空"} ｜ 数量: {formatNumber(Math.abs(position.positionAmt), 4)} ｜ 开仓价: {formatNumber(position.entryPrice, 2)} ｜ 浮动盈亏: {formatNumber(snapshot.pnl, 4)} USDT
+              {t("guardian.positionLine", {
+                direction: position.positionAmt > 0 ? t("common.direction.long") : t("common.direction.short"),
+                qty: formatNumber(Math.abs(position.positionAmt), 4),
+                entry: formatNumber(position.entryPrice, 2),
+                pnl: formatNumber(snapshot.pnl, 4),
+              })}
             </Text>
             <Text>
-              目标止损价: {formatNumber(snapshot.targetStopPrice, 2)} ｜ 当前止损单: {formatNumber(stopOrderPrice, 2)} ｜ 动态止盈触发: {formatNumber(snapshot.trailingActivationPrice, 2)} ｜ 动态止盈单: {formatNumber(trailingActivate, 2)}
+              {t("guardian.stopLine", {
+                targetStop: formatNumber(snapshot.targetStopPrice, 2),
+                stopOrder: formatNumber(stopOrderPrice, 2),
+                trailingTrigger: formatNumber(snapshot.trailingActivationPrice, 2),
+                trailingOrder: formatNumber(trailingActivate, 2),
+              })}
             </Text>
             <Text color={snapshot.requiresStop ? "yellow" : "gray"}>
-              Guardian 状态: {guardStatus === "protecting" ? "已挂止损" : guardStatus === "pending" ? "缺少止损，正在同步" : "监听中"}
+              {t("guardian.stateLabel", {
+                state:
+                  guardStatus === "protecting"
+                    ? t("guardian.status.protecting")
+                    : guardStatus === "pending"
+                      ? t("guardian.status.pending")
+                      : t("guardian.status.listening"),
+              })}
             </Text>
           </>
         ) : (
-          <Text color="gray">当前无持仓，Guardian 正在监听新的仓位变化。</Text>
+          <Text color="gray">{t("guardian.noPosition")}</Text>
         )}
       </Box>
 
       <Box flexDirection="column" marginBottom={1}>
-        <Text color="yellow">当前挂单</Text>
+        <Text color="yellow">{t("common.section.orders")}</Text>
         {orderRows.length > 0 ? (
           <DataTable columns={orderColumns} rows={orderRows} />
         ) : (
-          <Text color="gray">暂无保护类挂单</Text>
+          <Text color="gray">{t("guardian.noProtectiveOrders")}</Text>
         )}
       </Box>
 
       <Box flexDirection="column">
-        <Text color="yellow">最近事件</Text>
+        <Text color="yellow">{t("common.section.recent")}</Text>
         {lastLogs.length > 0 ? (
           lastLogs.map((item, index) => (
             <Text key={`${item.time}-${index}`}>
@@ -141,7 +164,7 @@ export function GuardianApp({ onExit }: GuardianAppProps) {
             </Text>
           ))
         ) : (
-          <Text color="gray">暂无日志</Text>
+          <Text color="gray">{t("common.noLogs")}</Text>
         )}
       </Box>
     </Box>