Show the active ASR engine in the UI

- New GET /api/v1/system/asr-engine returns language mappings + display name
- Welcome page: glass chip left of the settings button with the engine name
- About tab: ASR model line and repo links now reflect the running engine
(Qwen3-ASR-1.7B vs FunASR Paraformer + Whisper medium)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

assets/www/assets/{index-CqkWbKaX.css → index-B0qFtB1t.css}

@@ -1 +1 @@
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.window-control-btn[data-v-07594418]{width:46px;height:32px;border:none;background:transparent;color:#666;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .2s}.header-nav .window-controls .window-control-btn[data-v-07594418]:hover{background-color:#0000001a}.header-nav .window-controls .window-control-btn.close[data-v-07594418]:hover{background-color:#e81123;color:#fff}.header-nav .window-controls .close-icon.focus[data-v-07594418]{display:none}.header-nav .window-controls:hover .close-icon.default[data-v-07594418],.header-nav .window-controls:focus-within .close-icon.default[data-v-07594418]{display:none}.header-nav .window-controls:hover .close-icon.focus[data-v-07594418],.header-nav .window-controls:focus-within .close-icon.focus[data-v-07594418]{display:inline}.content[data-v-b8a456cb]{background-color:#fff;margin:0 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.about-tagline[data-v-44db86f4]{font-size:12px;color:#999;margin-top:4px}.about .about-section[data-v-44db86f4]{margin-bottom:20px}.about .about-section .about-section-title[data-v-44db86f4]{font-size:13px;font-weight:600;color:#666;margin-bottom:10px}.about .about-item[data-v-44db86f4]{margin-bottom:12px}.about .about-item .about-item-label[data-v-44db86f4]{font-size:14px;font-weight:500}.about .about-item .about-item-desc[data-v-44db86f4]{font-size:12px;color:#777;margin-top:2px;line-height:1.6}.about .about-item .about-item-desc a[data-v-44db86f4]{margin-left:6px}.about a[data-v-44db86f4]{color:#1677ff;text-decoration:none}.about a[data-v-44db86f4]:hover{text-decoration:underline}.about .about-link[data-v-44db86f4]{font-size:13px;word-break:break-all}.about .about-copyright[data-v-44db86f4]{margin-top:16px;font-size:11px;color:#aaa;text-align:center}.voice-radio[data-v-44db86f4]{display:flex;align-items:center;height:40px;line-height:40px}.voice-radio .voice-name[data-v-44db86f4]{margin-right:8px}.audio-play-btn[data-v-44db86f4]{padding:0 6px;border-radius:4px}.audio-play-btn.playing[data-v-44db86f4]{background-color:#f6ffed}.asr-chip[data-v-2fa7cbbe]{display:flex;align-items:center;gap:8px;height:38px;padding:0 18px;margin-right:16px;border-radius:19px;color:#000000a6;font-size:13px;background:#ffffff80;border:1px solid rgba(255,255,255,.7);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 4px 16px #1f26871f}.settings-btn[data-v-2fa7cbbe]{width:60px;height:60px;margin-right:24px;border-radius:50%!important;background:#ffffff80!important;border:1px solid rgba(255,255,255,.7)!important;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 4px 16px 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assets/www/assets/{index-BdT80f9n.js → index-vffghLR3.js}

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:80727cdc5679eb2dd15a41b250981f16916aa3ecc51189b7c91bc27fc8436381
-size 2305101
+oid sha256:1e7941a809c8dc4932a336ed14b979ba9d0401ced88724c584126c9896630683
+size 2306190

assets/www/index.html

@@ -5,8 +5,8 @@
     <link rel="icon" type="image/svg+xml" href="./favicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>VoiceDialogue</title>
-    <script type="module" crossorigin src="./assets/index-BdT80f9n.js"></script>
-    <link rel="stylesheet" crossorigin href="./assets/index-CqkWbKaX.css">
+    <script type="module" crossorigin src="./assets/index-vffghLR3.js"></script>
+    <link rel="stylesheet" crossorigin href="./assets/index-B0qFtB1t.css">
   </head>
   <body>
     <div id="app"></div>

frontend/src/views/Welcome/Components/SettingsModal.vue

@@ -105,6 +105,29 @@ const fetchInputDevices = async () => {
     }
 };
 
+// 当前实际生效的 ASR 引擎（由后端返回，区分 Qwen / FunASR+Whisper 等）
+const asrEngineName = ref<string>("");
+const asrEngineKeys = ref<string[]>([]);
+const ASR_ENGINE_LINKS: Record<string, { name: string; url: string }> = {
+    qwen: { name: "Qwen3-ASR", url: "https://huggingface.co/Qwen/Qwen3-ASR-1.7B" },
+    whisper: { name: "whisper.cpp", url: "https://github.com/ggerganov/whisper.cpp" },
+    funasr: { name: "FunASR", url: "https://github.com/modelscope/FunASR" },
+};
+const asrEngineLinks = computed(() => {
+    const keys = asrEngineKeys.value.length ? asrEngineKeys.value : ["whisper", "funasr"];
+    return keys.map((k) => ASR_ENGINE_LINKS[k]).filter(Boolean);
+});
+const fetchAsrEngine = async () => {
+    try {
+        const res = await fetch(`${base_url}/system/asr-engine`);
+        const data = await res.json();
+        if (data?.display_name) asrEngineName.value = data.display_name;
+        if (data?.mappings) asrEngineKeys.value = [...new Set(Object.values(data.mappings) as string[])].sort();
+    } catch (e) {
+        console.error("Error fetching ASR engine:", e);
+    }
+};
+
 const fetchPrompts = async () => {
     try {
         const [cur, def] = await Promise.all([
@@ -196,6 +219,7 @@ watch(
             fetchTTSRoles();
             fetchInputDevices();
             fetchPrompts();
+            fetchAsrEngine();
         }
     }
 );
@@ -363,9 +387,9 @@ onUnmounted(() => {
                         <div class="about-item">
                             <div class="about-item-label">{{ t('settings.about.asr') }}</div>
                             <div class="about-item-desc">
-                                {{ t('settings.about.asrDesc') }}
-                                <a href="https://github.com/ggerganov/whisper.cpp" target="_blank" rel="noopener">whisper.cpp ↗</a>
-                                <a href="https://github.com/modelscope/FunASR" target="_blank" rel="noopener">FunASR ↗</a>
+                                {{ asrEngineName || t('settings.about.asrDesc') }}
+                                <a v-for="link in asrEngineLinks" :key="link.url" :href="link.url" target="_blank"
+                                    rel="noopener">{{ link.name }} ↗</a>
                             </div>
                         </div>
                         <div class="about-item">

frontend/src/views/Welcome/index.vue

@@ -2,8 +2,9 @@
 
 import router from "@/router.ts";
 import { useSettingsStore } from "@/stores/config.ts";
-import { ref } from "vue";
+import { ref, onMounted } from "vue";
 import { Modal } from 'ant-design-vue';
+import { AudioOutlined } from "@ant-design/icons-vue";
 import { useI18n } from "vue-i18n";
 import axios from "axios";
 import SettingsModal from "./Components/SettingsModal.vue";
@@ -16,6 +17,18 @@ const settingsStore = useSettingsStore();
 const settingsOpen = ref<boolean>(false);
 const chatLoading = ref<boolean>(false);
 
+// 当前实际生效的 ASR 引擎，显示在设置按钮左侧
+const asrEngineName = ref<string>("");
+onMounted(async () => {
+    try {
+        const res = await fetch(`${base_url}/system/asr-engine`);
+        const data = await res.json();
+        if (data?.display_name) asrEngineName.value = data.display_name;
+    } catch (e) {
+        console.error("Error fetching ASR engine:", e);
+    }
+});
+
 const startAudioChat = async () => {
     try {
         chatLoading.value = true;
@@ -67,6 +80,10 @@ const chatAction = async () => {
         </div>
 
         <div class="actions">
+            <div v-if="asrEngineName" class="asr-chip" :title="t('settings.about.asr')">
+                <AudioOutlined />
+                <span>{{ asrEngineName }}</span>
+            </div>
             <a-button type="text" @click="settingsOpen = true" class="settings-btn"
                 :title="t('settings.entry')">
                 <template #icon>
@@ -80,6 +97,23 @@ const chatAction = async () => {
 </template>
 
 <style lang="scss" scoped>
+.asr-chip {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    height: 38px;
+    padding: 0 18px;
+    margin-right: 16px;
+    border-radius: 19px;
+    color: rgba(0, 0, 0, 0.65);
+    font-size: 13px;
+    background: rgba(255, 255, 255, 0.5);
+    border: 1px solid rgba(255, 255, 255, 0.7);
+    backdrop-filter: blur(10px);
+    -webkit-backdrop-filter: blur(10px);
+    box-shadow: 0 4px 16px rgba(31, 38, 135, 0.12);
+}
+
 .settings-btn {
     width: 60px;
     height: 60px;

src/voice_dialogue/api/routes/system_routes.py

@@ -11,11 +11,18 @@ from voice_dialogue.utils.logger import logger
 from ..core.service_factories import get_audio_capture_service_definition, get_speech_monitor_service_definition
 from ..schemas.system_schemas import (
     SystemStatusResponse, SystemResponse, SystemStartRequest,
-    AudioInputDevicesResponse, AudioInputDevice
+    AudioInputDevicesResponse, AudioInputDevice, ASREngineResponse
 )
 
 router = APIRouter()
 
+# ASR 引擎注册名 -> 展示名称
+ASR_ENGINE_DISPLAY_NAMES = {
+    'qwen': 'Qwen3-ASR-1.7B',
+    'funasr': 'FunASR Paraformer',
+    'whisper': 'Whisper medium',
+}
+
 # 全局系统状态
 _system_status = {
     "status": "stopped",
@@ -82,6 +89,23 @@ async def get_audio_devices():
         raise HTTPException(status_code=500, detail=f"获取音频输入设备失败: {str(e)}")
 
 
+@router.get("/asr-engine", response_model=ASREngineResponse, summary="获取当前 ASR 引擎")
+async def get_asr_engine():
+    """
+    返回当前生效的 ASR 引擎（语言映射 + 展示名称），
+    供前端在首页和关于页显示实际使用的识别模型。
+    """
+    try:
+        from voice_dialogue.asr import asr_manager
+        mappings = asr_manager.get_asr_statistics()['language_mappings']
+        engines = sorted(set(mappings.values()))
+        display_name = ' + '.join(ASR_ENGINE_DISPLAY_NAMES.get(engine, engine) for engine in engines)
+        return ASREngineResponse(mappings=mappings, display_name=display_name)
+    except Exception as e:
+        logger.error(f"获取ASR引擎信息失败: {e}", exc_info=True)
+        raise HTTPException(status_code=500, detail=f"获取ASR引擎信息失败: {str(e)}")
+
+
 @router.post("/start", response_model=SystemResponse, summary="启动系统")
 async def start_system(
         request: SystemStartRequest,

src/voice_dialogue/api/schemas/system_schemas.py

@@ -41,3 +41,9 @@ class SystemResponse(BaseModel):
     """系统操作响应"""
     success: bool = Field(..., description="操作是否成功")
     message: str = Field(..., description="响应消息")
+
+
+class ASREngineResponse(BaseModel):
+    """当前 ASR 引擎信息"""
+    mappings: Dict[str, str] = Field(default_factory=dict, description="语言到 ASR 引擎的映射，如 {'zh': 'qwen'}")
+    display_name: str = Field(..., description="当前 ASR 引擎的展示名称")