fix: select and update models folder in settings (#13412)

app/dialog/cocoa/dlg.m

@@ -169,7 +169,11 @@ DlgResult fileDlg(FileDlgParams* params) {
 	}
 	
 	NSArray* urls = [panel URLs];
-	if(self->params->allowMultiple && [urls count] >= 1) {
+	if([urls count] == 0) {
+		return DLG_CANCEL;
+	}
+	
+	if(self->params->allowMultiple) {
 		// For multiple files, we need to return all paths separated by null bytes
 		char* bufPtr = self->params->buf;
 		int remainingBuf = self->params->nbuf;
@@ -200,6 +204,12 @@ DlgResult fileDlg(FileDlgParams* params) {
 			bufPtr += pathLen + 1;
 		}
 		*bufPtr = '\0'; // Final null terminator
+	} else {
+		// Single file/directory selection - write path to buffer
+		NSURL* url = [urls firstObject];
+		if(![url getFileSystemRepresentation:self->params->buf maxLength:self->params->nbuf]) {
+			return DLG_URLFAIL;
+		}
 	}
 	
 	return DLG_OK;

app/server/server.go

@@ -224,9 +224,7 @@ func (s *Server) cmd(ctx context.Context) (*exec.Cmd, error) {
 		if _, err := os.Stat(settings.Models); err == nil {
 			env["OLLAMA_MODELS"] = settings.Models
 		} else {
-			slog.Warn("models path not accessible, clearing models setting", "path", settings.Models, "err", err)
-			settings.Models = ""
-			s.store.SetSettings(settings)
+			slog.Warn("models path not accessible, using default", "path", settings.Models, "err", err)
 		}
 	}
 	if settings.ContextLength > 0 {