Switch to Yarn v4 from npm

Author: retrixe

.gitignore

@@ -1,5 +1,14 @@
 /config.json
 
+# yarn
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions
+
 # OSX
 #
 .DS_Store

.yarn/patches/react-native-webview-npm-13.6.2-e29a5ee131.patch

@@ -0,0 +1,12 @@
+diff --git a/package.json b/package.json
+index 3283ef540d8c65ca606cc843132b1763a54dc8fc..a4ccab1a79d29678e37389d16bb68179d28d3777 100644
+--- a/package.json
++++ b/package.json
+@@ -3,6 +3,7 @@
+   "description": "React Native WebView component for iOS, Android, macOS, and Windows",
+   "main": "index.js",
+   "main-internal": "src/index.ts",
++  "react-native": "src/index.ts",
+   "typings": "index.d.ts",
+   "author": "Jamon Holmgren <[email protected]>",
+   "contributors": [

.yarnrc.yml

@@ -0,0 +1 @@
+nodeLinker: node-modules