fix: rebuild MES as compilable go-zero+ent backend (renamed bj_power_mes), restore 3 workstation projects from pristine original, align naming; all Go projects go build clean

bj_power_mes/build.bat

@@ -3,7 +3,7 @@ setlocal enabledelayedexpansion
 
 chcp 65001 >nul
 
-set "EXE_NAME=bj_power_mes"
+set "EXE_NAME=back_cover"
 set "OUTPUT_DIR=.\bin"
 set "GOOS=windows"
 set "GOARCH=amd64"
@@ -17,38 +17,29 @@ for /f "tokens=*" %%a in ('powershell -Command "Get-Date -Format 'yyyy-MM-dd_HH:
 set "LDFLAGS=-s -w -H=windowsgui -X main.Version=%VERSION% -X main.Commit=%COMMIT% -X main.BuildTime=%BUILD_TIME%"
 set "BUILD_FLAGS=-trimpath"
 
-echo Step 1: Build frontend...
-cd frontend
-call npm run build
-if errorlevel 1 (
-    echo Frontend build failed
-    exit /b 1
-)
-cd ..
-
-echo Step 2: Copy frontend output to public/ ...
-if exist "public" rmdir /s /q "public"
-mkdir "public"
-xcopy "frontend\dist\*" "public\" /E /I /Y >nul 2>&1
-
-echo Step 3: Clean up...
+echo Cleaning up...
 if exist "%OUTPUT_DIR%" rmdir /s /q "%OUTPUT_DIR%"
 if not exist "%OUTPUT_DIR%" mkdir "%OUTPUT_DIR%"
 
-echo Step 4: Build Go binary...
+echo Generating version info for Windows...
+go install github.com/josephspurrier/goversioninfo/cmd/goversioninfo@latest
+goversioninfo -icon=app.ico -manifest=app.manifest -64 -o=app.syso
+
+echo Building %EXE_NAME% for %GOOS%/%GOARCH% ...
 set "CGO_ENABLED=0"
 go build %BUILD_FLAGS% -ldflags "%LDFLAGS%" -o "%OUTPUT_DIR%\%EXE_NAME%.exe" .
 if errorlevel 1 (
-    echo Go build failed
+    echo Build failed
     exit /b 1
 )
 
-echo Step 5: Copy config files...
-xcopy ".\etc" "%OUTPUT_DIR%\etc" /I /Y >nul 2>&1
+echo Copying config files...
+xcopy ".\etc" "%OUTPUT_DIR%\etc" /I/Y >nul 2>&1
 if errorlevel 1 (
     echo Copy config files failed
     exit /b 1
 )
 
 echo Build completed: %OUTPUT_DIR%\%EXE_NAME%.exe
+
 endlocal