fix: Unable to obtain Windows server information (#963)

* fix: FormatException: Unexpected extension byte (at offset 8) error

* fix: PowerShell script error repair, Windows data parsing repair

* fix: Unable to obtain network card information

* fix: Unable to obtain system startup time

* fix conversation as resolved.

lib/data/model/app/scripts/script_consts.dart

@@ -29,6 +29,9 @@ class ScriptConstants {
   /// Generate command-specific divider
   static String getCmdDivider(String cmdName) => '\necho ${getCmdSeparator(cmdName)}\n\t';
 
+  /// Generate command-specific divider for Windows PowerShell
+  static String getWindowsCmdDivider(String cmdName) => '\n    Write-Host "${getCmdSeparator(cmdName)}"\n    ';
+
   /// Parse script output into command-specific map
   static Map<String, String> parseScriptOutput(String raw) {
     final result = <String, String>{};
@@ -102,6 +105,7 @@ exec 2>/dev/null
 # DO NOT delete this file while app is running
 
 \$ErrorActionPreference = "SilentlyContinue"
+[Console]::OutputEncoding = [System.Text.Encoding]::UTF8
 
 ''';
 }