feat: add local Python development server

start_server.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+"""Local development server for PC Configuration Builder."""
+import http.server
+import os
+import sys
+
+PORT = 8080
+
+
+class CORSHandler(http.server.SimpleHTTPRequestHandler):
+    def end_headers(self):
+        self.send_header('Access-Control-Allow-Origin', '*')
+        super().end_headers()
+
+    def log_message(self, format, *args):
+        print(f'[{self.log_date_time_string()}] {format % args}')
+
+
+if __name__ == '__main__':
+    os.chdir(os.path.dirname(os.path.abspath(__file__)))
+    with http.server.HTTPServer(('', PORT), CORSHandler) as httpd:
+        print(f'PC装机配置表 - 开发服务器')
+        print(f'服务地址: http://localhost:{PORT}')
+        print(f'打开页面: http://localhost:{PORT}/?config=sample_config.json')
+        print(f'按 Ctrl+C 停止服务器')
+        print()
+        try:
+            httpd.serve_forever()
+        except KeyboardInterrupt:
+            print('\n服务器已停止。')