使用PySide6-Fluent-Widgets重构整套UI

添加任务列表组件并优化视频加载逻辑
支持可视化显示字幕区域
整理所有模型, 分别为STTN智能擦除, STTN字幕检测, LAMA, ProPainter, OpenCV
提高处理性能
新增CPU运行模式并优化多语言支持
修复Propainter模式部分视频报错

本次提交新增了CPU运行模式，适用于无GPU加速的场景。同时，优化了多语言支持，新增了日语、韩语、越南语等语言配置文件，并更新了README文档以反映新的运行模式和多语言支持。此外，修复了部分代码逻辑，提升了系统的稳定性和兼容性。

backend/tools/version_service.py

@@ -0,0 +1,83 @@
+# coding: utf-8
+import re
+import os
+import sys
+import requests
+
+from PySide6.QtCore import QVersionNumber
+
+from backend.config import VERSION, PROJECT_UPDATE_URLS, tr
+
+
+class VersionService:
+    """ Version service """
+
+    def __init__(self):
+        self.current_version = VERSION
+        self.lastest_version = VERSION
+        self.version_pattern = re.compile(r'v*((\d+)\.(\d+)\.(\d+))')
+        self.api_endpoints = PROJECT_UPDATE_URLS
+
+    def get_latest_version(self):
+        """ get latest version """
+        headers = {
+            "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36 Edg/112.0.1722.64"
+        }
+
+        proxy = self.get_system_proxy()
+        proxies = {
+            "http": proxy,
+            "https": proxy
+        }
+
+        # 依次尝试不同的API端点
+        for url in self.api_endpoints:
+            try:
+                response = requests.get(url, headers=headers, timeout=5, allow_redirects=True, proxies=proxies)
+                response.raise_for_status()
+                
+                # 解析版本
+                version = response.json()['tag_name']  # type:str
+                match = self.version_pattern.search(version)
+                if not match:
+                    continue  # 如果版本格式不匹配，尝试下一个API
+
+                self.lastest_version = match.group(1)
+                print(tr['VersionService']['VersionInfo'].format(VERSION, self.lastest_version))
+                return self.lastest_version
+            except Exception as e:
+                print(tr['VersionService']['RequestError'].format(url, str(e)))
+                continue  # 出错时尝试下一个API
+        
+        # 所有API都失败时返回当前版本
+        return VERSION
+
+    def has_new_version(self) -> bool:
+        """ check whether there is a new version """
+        version = QVersionNumber.fromString(self.get_latest_version())
+        current_version = QVersionNumber.fromString(self.current_version)
+        return version > current_version
+
+    def get_system_proxy(self):
+        """ get system proxy """
+        if sys.platform == "win32":
+            try:
+                import winreg
+
+                with winreg.OpenKey(winreg.HKEY_CURRENT_USER, r'Software\Microsoft\Windows\CurrentVersion\Internet Settings') as key:
+                    enabled, _ = winreg.QueryValueEx(key, 'ProxyEnable')
+
+                    if enabled:
+                        return "http://" + winreg.QueryValueEx(key, 'ProxyServer')
+            except:
+                pass
+        elif sys.platform == "darwin":
+            s = os.popen('scutil --proxy').read()
+            info = dict(re.findall(r'(?m)^\s+([A-Z]\w+)\s+:\s+(\S+)', s))
+
+            if info.get('HTTPEnable') == '1':
+                return f"http://{info['HTTPProxy']}:{info['HTTPPort']}"
+            elif info.get('ProxyAutoConfigEnable') == '1':
+                return info['ProxyAutoConfigURLString']
+
+        return os.environ.get("http_proxy")