Improve lightbox... and update to React Native 0.71.0 (#49)

* Switch to a better lightbox implementation (close #42)

* Upgrade to react-native 0.71.0

* Update (or remove low-value) tests

ios/Podfile

@@ -1,8 +1,16 @@
 require_relative '../node_modules/react-native/scripts/react_native_pods'
 require_relative '../node_modules/@react-native-community/cli-platform-ios/native_modules'
 
-platform :ios, '11.0'
-install! 'cocoapods', :deterministic_uuids => false
+platform :ios, min_ios_version_supported
+prepare_react_native_project!
+
+flipper_config = ENV['NO_FLIPPER'] == "1" ? FlipperConfiguration.disabled : FlipperConfiguration.enabled
+
+linkage = ENV['USE_FRAMEWORKS']
+if linkage != nil
+  Pod::UI.puts "Configuring Pod with #{linkage}ally linked Frameworks".green
+  use_frameworks! :linkage => linkage.to_sym
+end
 
 target 'app' do
   pod 'React-RCTLinking', :path => '../node_modules/react-native/Libraries/LinkingIOS'
@@ -13,9 +21,16 @@ target 'app' do
 
   use_react_native!(
     :path => config[:reactNativePath],
-    # to enable hermes on iOS, change `false` to `true` and then install pods
+    # Hermes is now enabled by default. Disable by setting this flag to false.
+    # Upcoming versions of React Native may rely on get_default_flags(), but
+    # we make it explicit here to aid in the React Native upgrade process.
     :hermes_enabled => flags[:hermes_enabled],
     :fabric_enabled => flags[:fabric_enabled],
+    # Enables Flipper.
+    #
+    # Note that if you have use_frameworks! enabled, Flipper will not work and
+    # you should disable the next line.
+    #:flipper_configuration => flipper_config,
     # An absolute path to your application root.
     :app_path => "#{Pod::Config.instance.installation_root}/.."
   )
@@ -25,14 +40,13 @@ target 'app' do
     # Pods for testing
   end
 
-  # Enables Flipper.
-  #
-  # Note that if you have use_frameworks! enabled, Flipper will not work and
-  # you should disable the next line.
-  #use_flipper!()
-
   post_install do |installer|
-    react_native_post_install(installer)
+    react_native_post_install(
+      installer,
+      # Set `mac_catalyst_enabled` to `true` in order to apply patches
+      # necessary for Mac Catalyst builds
+      :mac_catalyst_enabled => false
+    )
     __apply_Xcode_12_5_M1_post_install_workaround(installer)
 
     # iOS fix