Upgrade Yarn to v4

.yarnrc.yml

@@ -1,13 +1,23 @@
+approvedGitRepositories:
+  - "**"
+
+compressionLevel: mixed
+
 enableColors: true
 
+enableGlobalCache: false
+
+enableScripts: true
+
 enableTelemetry: false
 
+enableTimers: true
+
 nodeLinker: node-modules
 
-plugins:
-  - path: .yarn/plugins/@yarnpkg/plugin-interactive-tools.cjs
-    spec: "@yarnpkg/plugin-interactive-tools"
-  - path: .yarn/plugins/@yarnpkg/plugin-version.cjs
-    spec: "@yarnpkg/plugin-version"
+npmMinimalAgeGate: 3d
+
+npmPreapprovedPackages:
+  - "@cumulusds/*"
 
-yarnPath: .yarn/releases/yarn-3.8.7.cjs
+yarnPath: .yarn/releases/yarn-4.15.0.cjs

package.json

@@ -65,5 +65,5 @@
     "dot": "^1.1.3",
     "svgo": "^3.0.2"
   },
-  "packageManager": "yarn@3.8.7"
+  "packageManager": "yarn@4.15.0"
 }