Mouse/touch event handling improvement

- prefer passive handlers
- fix event moving on touch
- faster selection updates

src/plugins/calendarHistory.js

@@ -18,7 +18,6 @@ function restoreCalendarState(store, snap) {
   store.weekend = Array.isArray(snap.weekend) ? [...snap.weekend] : snap.weekend
   store.config = JSON.parse(JSON.stringify(snap.config))
   store.events = new Map([...snap.events].map(([k, v]) => [k, { ...v }]))
-  store.eventsMutation = (store.eventsMutation + 1) % 1_000_000_000
 }
 
 export function calendarHistory({ store }) {
@@ -36,8 +35,7 @@ export function calendarHistory({ store }) {
 
   function serializeForComparison() {
     const evCount = store.events instanceof Map ? store.events.size : 0
-    const em = store.eventsMutation || 0
-    return `${em}|${evCount}|${store.today}|${JSON.stringify(store.config)}`
+    return `${evCount}|${store.today}|${JSON.stringify(store.config)}`
   }
 
   function pushSnapshot() {

src/plugins/scrollManager.js

@@ -124,7 +124,6 @@ function createMomentumDrag({
       return
     }
     applyDragPosition(e.touches[0].clientY, reasonDragTouch)
-    e.preventDefault()
   }
   function handlePointerDown(e) {
     if (e.button !== undefined && e.button !== 0) return
@@ -158,7 +157,7 @@ function createMomentumDrag({
     window.addEventListener('touchmove', onTouchMove, { passive: false })
     window.addEventListener('touchend', endDrag, { passive: false })
     window.addEventListener('touchcancel', endDrag, { passive: false })
-    e.preventDefault()
+    if (e.cancelable) e.preventDefault()
   }
   function onPointerLockChange() {
     const lockedEl = document.pointerLockElement