fix: add lead modal - KeyboardAvoidingView + ScrollView to prevent keyboard overlap

app/(app)/leads/index.tsx

@@ -1,7 +1,8 @@
 import { useState } from 'react';
 import {
   View, Text, FlatList, TouchableOpacity, TextInput,
-  ActivityIndicator, RefreshControl, Alert, Modal
+  ActivityIndicator, RefreshControl, Alert, Modal,
+  KeyboardAvoidingView, Platform, ScrollView,
 } from 'react-native';
 import { SafeAreaView } from 'react-native-safe-area-context';
 import { useQuery, useQueryClient } from '@tanstack/react-query';
@@ -149,9 +150,15 @@ export default function LeadsScreen() {
 
       {/* Add Lead Modal */}
       <Modal visible={showAdd} transparent animationType="slide" onRequestClose={() => setShowAdd(false)}>
+        <KeyboardAvoidingView style={{ flex: 1 }} behavior={Platform.OS === 'ios' ? 'padding' : 'height'}>
           <View style={{ flex: 1, backgroundColor: 'rgba(0,0,0,0.45)', justifyContent: 'flex-end' }}>
             <TouchableOpacity style={{ flex: 1 }} onPress={() => setShowAdd(false)} />
-          <View style={{ backgroundColor: '#fff', borderTopLeftRadius: 24, borderTopRightRadius: 24, padding: 24, paddingBottom: 40 }}>
+            <ScrollView
+              keyboardShouldPersistTaps="handled"
+              style={{ backgroundColor: '#fff', borderTopLeftRadius: 24, borderTopRightRadius: 24 }}
+              contentContainerStyle={{ padding: 24, paddingBottom: 48 }}
+              bounces={false}
+            >
             <View style={{ width: 40, height: 4, backgroundColor: '#E2E8F0', borderRadius: 2, alignSelf: 'center', marginBottom: 20 }} />
             <Text style={{ fontSize: 20, fontWeight: '800', color: '#1E293B', marginBottom: 20 }}>New Lead</Text>
 
@@ -192,8 +199,9 @@ export default function LeadsScreen() {
               >
                 {saving ? <ActivityIndicator color="#fff" /> : <Text style={{ fontSize: 16, fontWeight: '700', color: '#fff' }}>Save Lead</Text>}
               </TouchableOpacity>
+            </ScrollView>
           </View>
-        </View>
+        </KeyboardAvoidingView>
       </Modal>
     </SafeAreaView>
   );