Fix history state not updated when swiping

paginator.js

@@ -608,7 +608,7 @@ export class Paginator extends HTMLElement {
                 index: this.#adjacentIndex(dir),
                 anchor: dir < 0 ? () => 1 : () => 0,
             })
-        })
+        }).then(() => this.dispatchEvent(new Event('snapend')))
     }
     #onTouchStart(e) {
         const touch = e.changedTouches[0]

view.js

@@ -120,6 +120,8 @@ export class View extends HTMLElement {
         this.renderer.setAttribute('exportparts', 'head,foot,filter')
         this.renderer.addEventListener('load', e => this.#onLoad(e.detail))
         this.renderer.addEventListener('relocate', e => this.#onRelocate(e.detail))
+        this.renderer.addEventListener('snapend', () =>
+            this.history.replaceState(this.lastLocation))
         this.renderer.addEventListener('create-overlayer', e =>
             e.detail.attach(this.#createOverlayer(e.detail)))
         this.renderer.open(book)