fix(installer/windows): remember service start type (#3902)

src_assets/windows/misc/service/uninstall-service.bat

@@ -1,4 +1,36 @@
 @echo off
+setlocal enabledelayedexpansion
+
+set "SERVICE_CONFIG_DIR=%LOCALAPPDATA%\LizardByte\Sunshine"
+set "SERVICE_CONFIG_FILE=%SERVICE_CONFIG_DIR%\service_start_type.txt"
+
+rem Save the current service start type to a file if the service exists
+sc qc SunshineService >nul 2>&1
+if %ERRORLEVEL%==0 (
+    if not exist "%SERVICE_CONFIG_DIR%\" mkdir "%SERVICE_CONFIG_DIR%\"
+
+    rem Get the start type
+    for /f "tokens=3" %%i in ('sc qc SunshineService ^| findstr /C:"START_TYPE"') do (
+        set "CURRENT_START_TYPE=%%i"
+    )
+
+    rem Set the content to write
+    if "!CURRENT_START_TYPE!"=="2" (
+        sc qc SunshineService | findstr /C:"(DELAYED)" >nul
+        if !ERRORLEVEL!==0 (
+            set "CONTENT=2-delayed"
+        ) else (
+            set "CONTENT=2"
+        )
+    ) else if "!CURRENT_START_TYPE!" NEQ "" (
+        set "CONTENT=!CURRENT_START_TYPE!"
+    ) else (
+        set "CONTENT=unknown"
+    )
+
+    rem Write content to file
+    echo !CONTENT!> "%SERVICE_CONFIG_FILE%"
+)
 
 rem Stop and delete the legacy SunshineSvc service
 net stop sunshinesvc