feat(Matrix Node): Allow setting filename if the binary data has none (#6536)

packages/nodes-base/nodes/Matrix/MediaDescription.ts

@@ -81,8 +81,30 @@ export const mediaFields: INodeProperties[] = [
 				description: 'Image media type',
 			},
 		],
-		description: 'Name of the uploaded file',
+		description: 'Type of file being uploaded',
 		placeholder: 'mxc://matrix.org/uploaded-media-uri',
 		required: true,
 	},
+	{
+		displayName: 'Additional Fields',
+		name: 'additionalFields',
+		type: 'collection',
+		placeholder: 'Add Field',
+		default: {},
+		displayOptions: {
+			show: {
+				resource: ['media'],
+				operation: ['upload'],
+			},
+		},
+		options: [
+			{
+				displayName: 'File Name',
+				name: 'fileName',
+				type: 'string',
+				default: '',
+				description: 'Name of the file being uploaded',
+			},
+		],
+	},
 ];