feat(mod): export types of interface

mod.ts

@@ -1,5 +1,14 @@
 // Copyright 2023-latest the httpland authors. All rights reserved. MIT license.
 // This module is browser compatible.
 
-export { acceptRanges, contentRange, rangeRequest } from "./middleware.ts";
-export { type Handler } from "./deps.ts";
+export { rangeRequest } from "./middleware.ts";
+export {
+  type Handler,
+  type IntRange,
+  type Middleware,
+  type OtherRange,
+  type RangeSet,
+  type RangeSpec,
+  type SuffixRange,
+} from "./deps.ts";
+export { type Range, type RangeContext, type Respond } from "./types.ts";