Add settings page

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

src/components/loadingView.tsx

@@ -0,0 +1,23 @@
+import React from 'react';
+import { ActivityIndicator, StyleSheet, View } from 'react-native';
+import { useTheme } from 'react-native-paper';
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    justifyContent: 'center',
+    alignItems: 'center',
+  },
+});
+
+const LoadingView = () => {
+  const { colors } = useTheme();
+
+  return (
+    <View style={[styles.container, { backgroundColor: colors.background }]}>
+      <ActivityIndicator size="large" color={colors.primary} />
+    </View>
+  );
+};
+
+export default LoadingView;