fixed type issues

src/pages/views/workspace/ChatStream.tsx

@@ -54,7 +54,7 @@ export const ChatStream: React.FC<ChatStreamProps> = ({
             borderRadius: 8,
             maxWidth: '85%',
             alignSelf: msg.role === 'user' ? 'flex-end' : 'flex-start',
-            background: _getBubbleBackground(msg.role),
+            background: _getBubbleBackground(msg.role || 'assistant'),
             border: msg.role === 'user'
               ? 'none'
               : '1px solid var(--border-color, #e0e0e0)',
@@ -343,7 +343,7 @@ function _getFileIcon(ext: string): string {
   return map[ext] || '\uD83D\uDCC4';
 }
 
-function _AudioPlayer({ url, language, charCount }: { url: string; language?: string; charCount?: number }) {
+function _AudioPlayer({ url, language }: { url: string; language?: string; charCount?: number }) {
   const audioRef = useRef<HTMLAudioElement | null>(null);
   const [playing, setPlaying] = useState(false);
   const [progress, setProgress] = useState(0);

src/pages/views/workspace/DataSourcePanel.tsx

@@ -199,7 +199,7 @@ export const DataSourcePanel: React.FC<DataSourcePanelProps> = ({
   }, [instanceId, onRefresh]);
 
   /* ── Check if a path is already added ── */
-  const _isAdded = useCallback((connectionId: string, service: string | undefined, path: string | undefined): boolean => {
+  const _isAdded = useCallback((connectionId: string, _service: string | undefined, path: string | undefined): boolean => {
     return dataSources.some(ds =>
       ds.connectionId === connectionId && ds.path === (path || '/'),
     );

src/pages/views/workspace/FileBrowser.tsx

@@ -28,7 +28,7 @@ interface _InstanceGroup {
 export const FileBrowser: React.FC<FileBrowserProps> = ({
   instanceId,
   files,
-  folders,
+  folders: _folders,
   onRefresh,
   onFileSelect,
 }) => {

src/pages/views/workspace/WorkspaceInput.tsx

@@ -47,7 +47,7 @@ interface WorkspaceInputProps {
 }
 
 export const WorkspaceInput: React.FC<WorkspaceInputProps> = ({
-  instanceId,
+  instanceId: _instanceId,
   onSend,
   isProcessing,
   onStop,
@@ -65,7 +65,7 @@ export const WorkspaceInput: React.FC<WorkspaceInputProps> = ({
   const [autocompleteFilter, setAutocompleteFilter] = useState('');
   const [voiceActive, setVoiceActive] = useState(false);
   const [voiceLanguage, setVoiceLanguage] = useState(() => localStorage.getItem('workspace_stt_lang') || 'de-DE');
-  const [liveTranscript, setLiveTranscript] = useState('');
+  const [, setLiveTranscript] = useState('');
   const [showLangPicker, setShowLangPicker] = useState(false);
   const [attachedFileIds, setAttachedFileIds] = useState<string[]>([]);
   const [attachedDataSourceIds, setAttachedDataSourceIds] = useState<string[]>([]);
@@ -168,7 +168,7 @@ export const WorkspaceInput: React.FC<WorkspaceInputProps> = ({
     }
     const finalText = transcriptPartsRef.current.join(' ').trim();
     if (finalText) {
-      setPrompt(prev => {
+      setPrompt(() => {
         const base = promptBeforeVoiceRef.current;
         return base ? `${base} ${finalText}` : finalText;
       });