Feat: using MinGit for bat install and update

scripts/Update-Style-Bert-VITS2.bat

@@ -2,51 +2,42 @@ chcp 65001 > NUL
 @echo off
 
 pushd %~dp0
-set PS_CMD=PowerShell -Version 5.1 -ExecutionPolicy Bypass
 
-set CURL_CMD=C:\Windows\System32\curl.exe
-if not exist %CURL_CMD% (
-	echo [ERROR] %CURL_CMD% が見つかりません。
-	pause & popd & exit /b 1
-)
+set PATH=%~dp0lib\MinGit\cmd;%PATH%
 
-@REM Style-Bert-VITS2.zip をGitHubのmasterの最新のものをダウンロード
-%CURL_CMD% -Lo Style-Bert-VITS2.zip^
-	https://github.com/litagin02/Style-Bert-VITS2/archive/refs/heads/master.zip
+pushd Style-Bert-VITS2
+
+echo --------------------------------------------------
+echo Checking Git Installation...
+echo --------------------------------------------------
+git --version
 if %errorlevel% neq 0 ( pause & popd & exit /b %errorlevel% )
 
-@REM Style-Bert-VITS2.zip を解凍（フォルダ名前がBert-VITS2-masterになる）
-%PS_CMD% Expand-Archive -Path Style-Bert-VITS2.zip -DestinationPath . -Force
-if %errorlevel% neq 0 ( pause & popd & exit /b %errorlevel% )
+pause
 
-@REM 元のzipを削除
-del Style-Bert-VITS2.zip
-if %errorlevel% neq 0 ( pause & popd & exit /b %errorlevel% )
-
-@REM Bert-VITS2-masterの中身をStyle-Bert-VITS2に上書き移動
-xcopy /QSY .\Style-Bert-VITS2-master\ .\Style-Bert-VITS2\
-rmdir /s /q Style-Bert-VITS2-master
+echo --------------------------------------------------
+echo Git pull...
+echo --------------------------------------------------
+git pull
 if %errorlevel% neq 0 ( pause & popd & exit /b %errorlevel% )
 
 @REM 仮想環境のpip requirements.txtを更新
 
-echo call .\Style-Bert-VITS2\scripts\activate.bat
-call .\Style-Bert-VITS2\venv\Scripts\activate.bat
+echo --------------------------------------------------
+echo Updating dependencies...
+echo --------------------------------------------------
+
+@REM 仮想環境を有効化
+call .\venv\Scripts\activate.bat
 if %errorlevel% neq 0 ( pause & popd & exit /b %errorlevel% )
 
-pip install -U -r Style-Bert-VITS2\requirements.txt
+pip install -U -r requirements.txt
 if %errorlevel% neq 0 ( pause & popd & exit /b %errorlevel% )
 
 echo ----------------------------------------
-echo Update completed. Running Style-Bert-VITS2 Editor...
+echo Update completed.
 echo ----------------------------------------
 
-@REM Style-Bert-VITS2フォルダに移動
-pushd Style-Bert-VITS2
-
-@REM Style-Bert-VITS2 Editorを起動
-python server_editor.py --inbrowser
-
 pause
 
 popd