FIX: đã sửa build_windows.bat bước 4

build_windows.bat

@@ -43,17 +43,24 @@ pip install --no-deps "pedalboard>=0.8.0"
 echo [4/6] Precompile JS...
 npm install --no-audit --no-fund
 if errorlevel 1 (
-  echo npm install that bai - kiem tra internet / package.json
+  echo FAIL: npm install that bai - kiem tra internet / package.json
   pause
   exit /b 1
 )
+echo  - npm OK, kiem tra babel...
 if not exist "node_modules\@babel\cli\bin\babel.js" (
-  echo THIEU @babel/cli trong node_modules - npm install khong hoan tat
+  echo FAIL: thieu node_modules\@babel\cli\bin\babel.js - npm install khong hoan tat
   pause
   exit /b 1
 )
+echo  - chay Babel...
 node node_modules/@babel/cli/bin/babel.js app/static/js/app.jsx --config-file ./babel.config.json -o app/static/js/app.precompiled.js
-if errorlevel 1 exit /b 1
+if errorlevel 1 (
+  echo FAIL: Babel precompile that bai - xem loi phia tren
+  pause
+  exit /b 1
+)
+echo  - Babel OK
 
 echo [5/6] Build daw_engine.exe...
 pyinstaller engine.spec --clean --noconfirm