Added a paged sequence.

README.md

@@ -71,19 +71,22 @@ The `ok` property throws for any other response. To handle those, switch over th
 
 ### Fetching More Pages
 
-Lists are paged. Pass a page's `links.nextCursor` as the `cursor` of the next request:
+Lists are paged. Iterate a `PagedSequence` to fetch each page in turn:
 
 ```swift
-var apps: [Components.Schemas.App] = []
-var cursor: String?
+let pages = PagedSequence(links: \.links) { cursor in
+    try await client.appsGetCollection(query: .init(limit: 200, cursor: cursor)).ok.body.json
+}
 
-repeat {
-    let page = try await client.appsGetCollection(query: .init(limit: 200, cursor: cursor)).ok.body.json
+var apps: [Components.Schemas.App] = []
+
+for try await page in pages {
     apps += page.data
-    cursor = page.links.nextCursor
-} while cursor != nil
+}
 ```
 
+To fetch pages yourself, pass a page's `links.nextCursor` as the `cursor` of the next request.
+
 ### Handling Rate Limits
 
 Add `RateLimitMiddleware` before the authentication middleware to retry `429 Too Many Requests` responses: