Fix border on some listing screens (#5115)

* Fix border on PostQuotes, add debug atom

* Add util_screen_outer, apply to h_full_vh here needed

src/alf/atoms.ts

@@ -1,9 +1,14 @@
-import {Platform, StyleSheet} from 'react-native'
+import {Platform, StyleSheet, ViewStyle} from 'react-native'
 
 import * as tokens from '#/alf/tokens'
 import {native, web} from '#/alf/util/platform'
 
 export const atoms = {
+  debug: {
+    borderColor: 'red',
+    borderWidth: 1,
+  },
+
   /*
    * Positioning
    */
@@ -55,6 +60,19 @@ export const atoms = {
     height: '100vh',
   }),
 
+  /**
+   * Used for the outermost components on screens, to ensure that they can fill
+   * the screen and extend beyond.
+   */
+  util_screen_outer: [
+    web({
+      minHeight: '100vh',
+    }),
+    native({
+      height: '100%',
+    }),
+  ] as ViewStyle,
+
   /*
    * Theme-independent bg colors
    */