updated win server deployment

kopia_backup/kopia_server_deploy_service_win/DEPLOY.cmd

@@ -10,8 +10,13 @@ if %errorLevel% == 0 (
     exit /B
 )
 
-echo - powershell ExecutionPolicy changing to Bypass
-powershell.exe Set-ExecutionPolicy -ExecutionPolicy Bypass
+echo - checking for existing Kopia service
+sc query Kopia >nul 2>&1
+if %errorLevel% == 0 (
+    echo - Kopia service already exists, stopping before file copy
+    sc stop Kopia >nul 2>&1
+    timeout /t 2 >nul
+)
 
 echo - checking if C:\Kopia folder exists, creating it if not
 if not exist "C:\Kopia\" (
@@ -20,7 +25,7 @@ if not exist "C:\Kopia\" (
 
 if exist "C:\Kopia\kopia_server_start.cmd" (
   echo - C:\Kopia\kopia_server_start.cmd exists, renaming it with random suffix
-  ren "C:\Kopia\kopia_server_start.cmd" "kopia_backup_scipt_%random%.ps1"
+  ren "C:\Kopia\kopia_server_start.cmd" "kopia_backup_scipt_%random%.cmd"
 )
 
 echo - copying files to C:\Kopia
@@ -30,16 +35,34 @@ robocopy "%~dp0\" "C:\Kopia" "shawl.exe" /NDL /NJH /NJS
 echo.
 
 echo - adding C:\Kopia to PATH
-setx /M PATH "%PATH%;C:\Kopia"
+:: checking if PATH does not contain kopia already
+for /f "tokens=2,*" %%A in ('reg query "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v Path') do set "MACHINE_PATH=%%B"
+echo %MACHINE_PATH% | find /I "C:\Kopia" >nul
+if errorlevel 1 (
+    reg add "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /v Path /t REG_EXPAND_SZ /d "%MACHINE_PATH%;C:\Kopia" /f
+)
 
 echo - creting Kopia service
+sc query Kopia >nul 2>&1
+if %errorLevel% == 0 (
+    echo - Kopia service already exists, removing before recreating
+    sc delete Kopia >nul 2>&1
+    timeout /t 2 >nul
+)
 C:\Kopia\shawl.exe add --log-dir C:\kopia\Kopia_service_logs --name Kopia -- C:\Kopia\kopia_server_start.cmd
 
 echo - setting Kopia service to start automaticly at boot
 sc config Kopia start=auto
 
 echo - start Kopia service
-sc start Kopia
+sc start Kopia >nul 2>&1
+timeout /t 2 >nul
+sc query Kopia | find "RUNNING" >nul
+if errorlevel 1 (
+    echo - WARNING: Kopia service did not start. Check C:\Kopia\Kopia_service_logs for details.
+) else (
+    echo - Kopia service started successfully.
+)
 
 echo - copying link to Desktop
 robocopy "%~dp0\" "%USERPROFILE%\Desktop" "Kopia.url" /NDL /NJH /NJS