Add routes and core views

src/screens/Search.tsx

@@ -0,0 +1,19 @@
+import React from 'react'
+import {SafeAreaView, ScrollView, Text, Button, View} from 'react-native'
+import type {PrimaryTabScreenProps} from '../routes/types'
+
+export const Search = ({navigation}: PrimaryTabScreenProps<'Search'>) => {
+  return (
+    <SafeAreaView>
+      <ScrollView contentInsetAdjustmentBehavior="automatic">
+        <View>
+          <Text>Hello world</Text>
+          <Button
+            title="Go to Jane's profile"
+            onPress={() => navigation.navigate('Profile', {name: 'Jane'})}
+          />
+        </View>
+      </ScrollView>
+    </SafeAreaView>
+  )
+}