feat(engine): 优化字幕引擎通信和控制逻辑，优化窗口信息展示

- 优化错误处理和引擎重启逻辑
- 添加字幕引擎强制终止功能
- 调整通知和错误提示的显示位置
- 优化日志记录精度到毫秒级

engine/utils/audioprcs.py

@@ -1,6 +1,6 @@
 import samplerate
 import numpy as np
-import numpy.core.multiarray
+import numpy.core.multiarray # do not remove
 
 def merge_chunk_channels(chunk: bytes, channels: int) -> bytes:
     """

engine/utils/server.py

@@ -6,7 +6,7 @@ from utils import thread_data, stdout_cmd, stderr
 
 def handle_client(client_socket):
     global thread_data
-    while True:
+    while thread_data.status == 'running':
         try:
             data = client_socket.recv(4096).decode('utf-8')
             if not data:
@@ -14,9 +14,8 @@ def handle_client(client_socket):
             data = json.loads(data)
 
             if data['command'] == 'stop':
-                if thread_data.status == 'running':
-                    thread_data.status = 'stop'
-                    break
+                thread_data.status = 'stop'
+                break
         except Exception as e:
             stderr(f'Communication error: {e}')
             break
@@ -29,7 +28,7 @@ def start_server(port: int):
     server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
     server.bind(('localhost', port))
     server.listen(1)
-    stdout_cmd('ready')
+    stdout_cmd('connect')
 
     client, addr = server.accept()
     client_handler = threading.Thread(target=handle_client, args=(client,))