chore: Upgrade to React Native 0.71.2

This commit implements the changes detailed in the official upgrade guide:

https://react-native-community.github.io/upgrade-helper/?from=0.68.6&to=0.71.2

Author: thehale

Diff for: .buckconfig

@@ -23,6 +23,7 @@ DerivedData
 *.hmap
 *.ipa
 *.xcuserstate
+ios/.xcode.env.local
 
 # Android/IntelliJ
 #
@@ -32,6 +33,9 @@ build/
 local.properties
 *.iml
 *.hprof
+.cxx/
+*.keystore
+!debug.keystore
 
 # node.js
 #
@@ -40,22 +44,17 @@ 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
 # screenshots whenever they are needed.
 # For more information about the recommended setup visit:
 # https://docs.fastlane.tools/best-practices/source-control/
 
-*/fastlane/report.xml
-*/fastlane/Preview.html
-*/fastlane/screenshots
+**/fastlane/report.xml
+**/fastlane/Preview.html
+**/fastlane/screenshots
+**/fastlane/test_output
 
 # Bundle artifact
 *.jsbundle
@@ -64,5 +63,8 @@ buck-out/
 /ios/Pods/
 /vendor/bundle/
 
+# Temporary files created by Metro to check the health of the file watcher
+.metro-health-check*
+
 # VS Code
 .vscode/.react/

Diff for: .gitignore

@@ -0,0 +1 @@
+18

Diff for: .node-version

@@ -1 +1 @@
-2.7.4
+2.7.6

Diff for: .ruby-version

@@ -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 '2.7.4'
+ruby File.read(File.join(__dir__, '.ruby-version')).strip
 
-gem 'cocoapods', '~> 1.11', '>= 1.11.2'
+gem 'cocoapods', '~> 1.11', '>= 1.11.3'