初始提交：识流 AI 助手项目

微信自动回复机器人，基于截图+OCR识别消息，支持关键词规则和 AI（OpenAI/DeepSeek/Dify）自动回复。
技术栈：PySide6 + Flask + Vue3 + RapidOCR + SQLite

注：OCR大模型文件（.onnx / .pdiparams）不纳入版本控制，需单独下载。

🤖 Generated with [Qoder][https://qoder.com]

frontend/scripts/backend-build.bat

@@ -0,0 +1,49 @@
+@echo off
+setlocal enabledelayedexpansion
+
+set "ROOT=%~dp0..\.."
+for %%I in ("%ROOT%") do set "ROOT=%%~fI"
+set "PYTHON=%ROOT%\.venv\Scripts\python.exe"
+
+if not exist "%PYTHON%" (
+  echo Missing .venv\Scripts\python.exe
+  exit /b 1
+)
+
+"%PYTHON%" -m pip show rapidocr-onnxruntime >nul 2>nul
+set "HAS_RAPIDOCR=%ERRORLEVEL%"
+"%PYTHON%" -m pip show onnxruntime >nul 2>nul
+set "HAS_ONNXRUNTIME=%ERRORLEVEL%"
+if not "%HAS_RAPIDOCR%"=="0" goto install_ocr
+if not "%HAS_ONNXRUNTIME%"=="0" goto install_ocr
+goto after_install
+
+:install_ocr
+"%PYTHON%" -m pip install -r "%ROOT%\requirements.txt"
+if errorlevel 1 exit /b 1
+
+:after_install
+"%PYTHON%" -m PyInstaller --version >nul
+if errorlevel 1 exit /b 1
+
+set "RESOURCES=%ROOT%\frontend\src-tauri\resources"
+set "BACKEND_OUT=%RESOURCES%\backend"
+set "BUILD_ROOT=%ROOT%\.build\pyinstaller"
+set "STALE_ROOT=%ROOT%\.build\stale-resources"
+
+if exist "%BACKEND_OUT%" (
+  rmdir /s /q "%BACKEND_OUT%" 2>nul
+  if exist "%BACKEND_OUT%" (
+    if not exist "%STALE_ROOT%" mkdir "%STALE_ROOT%"
+    set "STALE_NAME=backend-%DATE:~0,4%%DATE:~5,2%%DATE:~8,2%%TIME:~0,2%%TIME:~3,2%%TIME:~6,2%"
+    set "STALE_NAME=!STALE_NAME: =0!"
+    move "%BACKEND_OUT%" "%STALE_ROOT%\!STALE_NAME!" >nul
+  )
+)
+
+if not exist "%RESOURCES%" mkdir "%RESOURCES%"
+
+"%PYTHON%" -m PyInstaller --noconfirm --clean --onedir --name backend --distpath "%RESOURCES%" --workpath "%BUILD_ROOT%\work" --specpath "%BUILD_ROOT%\spec" --paths "%ROOT%" --collect-all rapidocr_onnxruntime --collect-all onnxruntime --copy-metadata rapidocr-onnxruntime --copy-metadata onnxruntime --add-data "%ROOT%\app;app" "%ROOT%\backend_main.py"
+if errorlevel 1 exit /b 1
+
+exit /b 0