修改了数据集上传，修改了模型配置页面

request/_backend.bat

@@ -0,0 +1,39 @@
+@echo off
+chcp 65001 >nul
+setlocal enabledelayedexpansion
+
+:: 读取配置
+cd /d "%~dp0"
+powershell -Command "try { $config = Get-Content ../config.json | ConvertFrom-Json; Write-Host $config.backend.host; } catch { Write-Host 'ERROR'; exit 1; }" > temp_host.txt
+set /p backend_host=<temp_host.txt
+
+powershell -Command "try { $config = Get-Content ../config.json | ConvertFrom-Json; Write-Host $config.backend.port; } catch { Write-Host 'ERROR'; exit 1; }" > temp_port.txt
+set /p backend_port=<temp_port.txt
+
+powershell -Command "try { $config = Get-Content ../config.json | ConvertFrom-Json; Write-Host $config.backend.python_path; } catch { Write-Host 'ERROR'; exit 1; }" > temp_python.txt
+set /p python_path=<temp_python.txt
+
+powershell -Command "try { $config = Get-Content ../config.json | ConvertFrom-Json; Write-Host $config.backend.main_module; } catch { Write-Host 'ERROR'; exit 1; }" > temp_module.txt
+set /p main_module=<temp_module.txt
+
+powershell -Command "try { $config = Get-Content ../config.json | ConvertFrom-Json; Write-Host $config.backend.log_level; } catch { Write-Host 'INFO'; exit 1; }" > temp_loglevel.txt
+set /p log_level=<temp_loglevel.txt
+
+del temp_host.txt temp_port.txt temp_python.txt temp_module.txt temp_loglevel.txt 2>nul
+
+echo [后端] 启动配置:
+echo [后端]   主机: !backend_host!
+echo [后端]   端口: !backend_port!
+echo [后端]   日志级别: !log_level!
+echo [后端]   主模块: !main_module!
+echo.
+
+:: 设置环境变量
+set PYTHONPATH=src
+set LOGLEVEL=!log_level!
+
+:: 启动后端服务
+echo [后端] 正在启动服务...
+!python_path! -m uvicorn !main_module! --host !backend_host! --port !backend_port!
+
+pause