feat(engine): 重构字幕引擎并实现 WebSocket 通信

- 重构了 Gummy 和 Vosk 字幕引擎的代码，提高了可扩展性和可读性
- 合并 Gummy 和 Vosk 引擎为单个可执行文件
- 实现了字幕引擎和主程序之间的 WebSocket 通信，避免了孤儿进程问题

src/renderer/src/components/EngineStatus.vue

@@ -4,7 +4,7 @@
       <a-col :span="6">
         <a-statistic
           :title="$t('status.engine')"
-          :value="(customized && customizedApp)?$t('status.customized'):engine"
+          :value="customized?$t('status.customized'):engine"
         />
       </a-col>
       <a-popover :title="$t('status.engineStatus')">
@@ -130,7 +130,7 @@ const showAbout = ref(false)
 const captionLog = useCaptionLogStore()
 const { captionData } = storeToRefs(captionLog)
 const engineControl = useEngineControlStore()
-const { engineEnabled, engine, customized, customizedApp } = storeToRefs(engineControl)
+const { engineEnabled, engine, customized } = storeToRefs(engineControl)
 
 const pid = ref(0)
 const ppid = ref(0)

src/renderer/src/stores/engineControl.ts

@@ -82,7 +82,7 @@ export const useEngineControlStore = defineStore('engineControl', () => {
     notification.open({
       message: t('noti.started'),
       description:
-        ((customized.value && customizedApp.value) ? str1 : str0) +
+        (customized.value ? str1 : str0) +
         `${t('noti.pidInfo')}${args}`
     });
   })