fix interfaces

src/generators/server-side-rendering/visitors/Comment.ts

@@ -1,3 +1,7 @@
+import { SsrGenerator } from '../index';
+import Block from '../Block';
+import { Node } from '../../../interfaces';
+
 export default function visitComment(
 	generator: SsrGenerator,
 	block: Block,

src/interfaces.ts

@@ -62,9 +62,7 @@ export interface CompileOptions {
 	css?: boolean;
 	store?: boolean;
 
-	ssr?: {
-		preserveComments?: boolean | false;
-	};
+	preserveComments?: boolean | false;
 
 	onerror?: (error: Error) => void;
 	onwarn?: (warning: Warning) => void;