Fix Java 8 resolution for MfApi restart, refresh targets after settings, and copy errors to clipboard.

Co-authored-by: Cursor <cursoragent@cursor.com>

ZA.CoreService.ESBCertificateManager/Services/RuntimeEnviromentValidator.cs

@@ -11,8 +11,8 @@ public sealed class RuntimeEnvironmentValidator
     {
         List<string> issues = [];
 
-        string javaExecutablePath =
-            PathResolver.ResolvePath(
+        string? javaExecutablePath =
+            JavaRuntimeLocator.Resolve(
                 settings.JavaExecutablePath);
 
         string sonicClientLibraryPath =
@@ -21,10 +21,11 @@ public sealed class RuntimeEnvironmentValidator
 
         string javaVersion = string.Empty;
 
-        if (!File.Exists(javaExecutablePath))
+        if (javaExecutablePath is null)
         {
             issues.Add(
-                $"Java wurde nicht gefunden: {javaExecutablePath}");
+                "Java 8 wurde nicht gefunden. "
+                + "Runtime:JavaExecutablePath oder installierte jre1.8* prüfen.");
         }
         else
         {
@@ -80,7 +81,7 @@ public sealed class RuntimeEnvironmentValidator
         return new RuntimeValidationResult
         {
             IsValid = issues.Count == 0,
-            JavaExecutablePath = javaExecutablePath,
+            JavaExecutablePath = javaExecutablePath ?? string.Empty,
             SonicClientLibraryPath = sonicClientLibraryPath,
             JavaVersion = javaVersion,
             Issues = issues