[🐴] Only scroll down one "screen" in height when foregrounding (#4027)

* maintain position after foreground

* one possibility

* don't overscroll when content size changes.

* ignore the rule on 1 item

* fix

* [🐴] Pill for additional unreads when coming from background (#4043)

* create a pill with some animatons

* add some basic styles to the pill

* make the animations reusable

* bit better styling

* rm logs

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

* import

---------

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

src/lib/custom-animations/ScaleAndFade.ts

@@ -0,0 +1,39 @@
+import {withTiming} from 'react-native-reanimated'
+
+export function ScaleAndFadeIn() {
+  'worklet'
+
+  const animations = {
+    opacity: withTiming(1),
+    transform: [{scale: withTiming(1)}],
+  }
+
+  const initialValues = {
+    opacity: 0,
+    transform: [{scale: 0.7}],
+  }
+
+  return {
+    animations,
+    initialValues,
+  }
+}
+
+export function ScaleAndFadeOut() {
+  'worklet'
+
+  const animations = {
+    opacity: withTiming(0),
+    transform: [{scale: withTiming(0.7)}],
+  }
+
+  const initialValues = {
+    opacity: 1,
+    transform: [{scale: 1}],
+  }
+
+  return {
+    animations,
+    initialValues,
+  }
+}