feat(Chat): implement chat incident reporting feature

- Added reportChatIncident method in ChatController to handle reporting of chat incidents.
- Introduced a new API route for reporting incidents in chatRouter.
- Implemented chatService methods to ensure the chat report table is created and to handle incident data storage.
- Enhanced frontend components to allow users to report incidents in both multi and random chat dialogs.
- Updated internationalization files to include new strings for reporting functionality in multiple languages.

frontend/src/i18n/locales/en/chat.json

@@ -44,6 +44,11 @@
             "participantsWithCount": "Participants ({count})",
             "clickToSelectUser": "Click to select",
             "screamColon": " shouts:",
+            "report": "Report",
+            "reportConfirmTitle": "Report chat",
+            "reportConfirmMessage": "Do you really want to report user {user}? The full chat history will be stored.",
+            "reportSent": "Report was saved successfully.",
+            "reportError": "Report could not be saved.",
             "commandPreviewFallback": "/cr <roomname>",
             "createRoom": {
                 "toggleShowChat": "Show chat",
@@ -157,7 +162,11 @@
         "jumptonext": "End this chat",
         "userleftchat": "The chat partner has left the chat.",
         "startsearch": "Search next conversation",
-        "selfstopped": "You left the conversation."
+        "selfstopped": "You left the conversation.",
+        "report": "Report",
+        "reportConfirm": "Do you really want to report this chat? The full chat history will be stored.",
+        "reportSent": "Report was saved successfully.",
+        "reportError": "Report could not be saved."
         }
     }
 }