Upgrade example application to RN72.x (#35)

example/.eslintrc.js

@@ -1,16 +1,4 @@
 module.exports = {
   root: true,
-  extends: '@react-native-community',
-  parser: '@typescript-eslint/parser',
-  plugins: ['@typescript-eslint'],
-  overrides: [
-    {
-      files: ['*.ts', '*.tsx'],
-      rules: {
-        '@typescript-eslint/no-shadow': ['error'],
-        'no-shadow': 'off',
-        'no-undef': 'off',
-      },
-    },
-  ],
+  extends: '@react-native',
 };

example/.gitignore

@@ -31,19 +31,15 @@ local.properties
 *.iml
 *.hprof
 .cxx/
+*.keystore
+!debug.keystore
 
 # node.js
 #
 node_modules/
 npm-debug.log
 yarn-error.log
 
-# BUCK
-buck-out/
-\.buckd/
-*.keystore
-!debug.keystore
-
 # fastlane
 #
 # It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
@@ -62,3 +58,9 @@ buck-out/
 # Ruby / CocoaPods
 /ios/Pods/
 /vendor/bundle/
+
+# Temporary files created by Metro to check the health of the file watcher
+.metro-health-check*
+
+# testing
+/coverage

example/Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
 # You may use http://rbenv.org/ or https://rvm.io/ to install and use this version
-ruby '2.7.5'
+ruby ">= 2.6.10"
 
-gem 'cocoapods', '~> 1.11', '>= 1.11.2'
+gem 'cocoapods', '~> 1.12'