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/SonicMfApiExecutor.cs

@@ -356,84 +356,35 @@ public sealed class SonicMfApiExecutor
 
     private string? ResolveJavaExe()
     {
-        foreach (string? candidate
-                 in EnumerateJavaCandidates())
+        // Explizite Verbindungs-Pfade zuerst, dann Java-8-Suche
+        // (Runtime\bin\java.exe fehlt oft; JAVA_HOME zeigt oft auf JDK 21).
+        string? fromConnection = JavaRuntimeLocator.Resolve(
+            !string.IsNullOrWhiteSpace(_connection.JavaPath)
+                ? _connection.JavaPath
+                : null);
+
+        if (fromConnection is not null)
         {
-            if (string.IsNullOrWhiteSpace(candidate))
-            {
-                continue;
-            }
-
-            string resolvedCandidate;
-
-            try
-            {
-                resolvedCandidate =
-                    Path.IsPathRooted(candidate)
-                        ? Path.GetFullPath(candidate)
-                        : Path.GetFullPath(
-                            Path.Combine(
-                                AppContext.BaseDirectory,
-                                candidate));
-            }
-            catch
-            {
-                continue;
-            }
-
-            if (File.Exists(resolvedCandidate))
-            {
-                return resolvedCandidate;
-            }
+            return fromConnection;
         }
 
-        return null;
-    }
-
-    private IEnumerable<string?>
-        EnumerateJavaCandidates()
-    {
-        if (!string.IsNullOrWhiteSpace(
-                _connection.JavaPath))
+        if (!string.IsNullOrWhiteSpace(_connection.JavaHome))
         {
-            yield return
-                _connection.JavaPath.Trim();
-        }
-
-        if (!string.IsNullOrWhiteSpace(
-                _connection.JavaHome))
-        {
-            yield return Path.Combine(
+            string fromHome = Path.Combine(
                 _connection.JavaHome.Trim(),
                 "bin",
                 "java.exe");
+
+            string? resolvedHome =
+                JavaRuntimeLocator.Resolve(fromHome);
+
+            if (resolvedHome is not null)
+            {
+                return resolvedHome;
+            }
         }
 
-        string? javaHome =
-            Environment.GetEnvironmentVariable(
-                "JAVA_HOME");
-
-        if (!string.IsNullOrWhiteSpace(javaHome))
-        {
-            yield return Path.Combine(
-                javaHome.Trim(),
-                "bin",
-                "java.exe");
-        }
-
-        string? jreHome =
-            Environment.GetEnvironmentVariable(
-                "JRE_HOME");
-
-        if (!string.IsNullOrWhiteSpace(jreHome))
-        {
-            yield return Path.Combine(
-                jreHome.Trim(),
-                "bin",
-                "java.exe");
-        }
-
-        yield return "java.exe";
+        return JavaRuntimeLocator.Resolve();
     }
 
     private (