feat: expand cockpit integrations and support workflows

Add Phoenix remote desktop, action connector, documentation engine, and gamification support. Refactor support-case processing and search/action UI, and update installer assets and dependencies.

F4SD-Docu-Engine/DocuEngineParser/Exceptions/DocuEngineParserException.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace F4SD.DocuEngine.DocuEngineParser.Exceptions
+{
+    internal abstract class DocuEngineParserException : Exception
+    {
+        public string CurrentText { get; protected set; }
+        public string PrintedErrorMessage { get; protected set; }
+        public DocuEngineParserException(string message) : base(message)
+        {
+
+        }
+        public abstract void AddToCurrentText(string text);
+    }
+}