Replace the FAB with a compose prompt at the top of the feed

src/view/com/composer/Prompt.tsx

@@ -0,0 +1,63 @@
+import React from 'react'
+import {StyleSheet, Text, TouchableOpacity, View} from 'react-native'
+import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
+import {colors} from '../../lib/styles'
+import {useStores} from '../../../state'
+import {UserAvatar} from '../util/UserAvatar'
+
+export function ComposePrompt({onPressCompose}: {onPressCompose: () => void}) {
+  const store = useStores()
+  const onPressAvatar = () => {
+    store.nav.navigate(`/profile/${store.me.handle}`)
+  }
+  return (
+    <TouchableOpacity style={styles.container} onPress={onPressCompose}>
+      <TouchableOpacity style={styles.avatar} onPress={onPressAvatar}>
+        <UserAvatar
+          size={50}
+          handle={store.me.handle || ''}
+          displayName={store.me.displayName}
+        />
+      </TouchableOpacity>
+      <View style={styles.textContainer}>
+        <Text style={styles.text}>What's happening?</Text>
+      </View>
+      <View style={styles.btn}>
+        <Text style={styles.btnText}>Post</Text>
+      </View>
+    </TouchableOpacity>
+  )
+}
+
+const styles = StyleSheet.create({
+  container: {
+    borderRadius: 6,
+    margin: 2,
+    marginBottom: 0,
+    paddingHorizontal: 10,
+    paddingVertical: 10,
+    flexDirection: 'row',
+    alignItems: 'center',
+    backgroundColor: colors.white,
+  },
+  avatar: {
+    width: 50,
+  },
+  textContainer: {
+    marginLeft: 10,
+    flex: 1,
+  },
+  text: {
+    color: colors.gray4,
+    fontSize: 17,
+  },
+  btn: {
+    backgroundColor: colors.gray1,
+    paddingVertical: 6,
+    paddingHorizontal: 14,
+    borderRadius: 30,
+  },
+  btnText: {
+    color: colors.gray5,
+  },
+})