build: Upgrade to Yarn 4. (#203)

* Update yarn.

* Add to toolchain.

* Ignore yarn.

.github/workflows/build.yml

@@ -24,6 +24,7 @@ jobs:
         env:
           MOONBASE_SECRET_KEY: ${{ secrets.MOONBASE_SECRET_KEY }}
           MOON_NODE_VERSION: ${{ matrix.node-version }}
+          YARN_IGNORE_NODE: 1
   pack:
     name: Pack
     runs-on: ubuntu-latest
@@ -37,3 +38,4 @@ jobs:
       - run: moon run :pack --color
         env:
           MOONBASE_SECRET_KEY: ${{ secrets.MOONBASE_SECRET_KEY }}
+          YARN_IGNORE_NODE: 1

.moon/toolchain.yml

@@ -4,7 +4,7 @@ node:
   version: '20.11.0'
   packageManager: 'yarn'
   yarn:
-    version: '3.7.0'
+    version: '4.1.0'
   addEnginesConstraint: true
   dedupeOnLockfileChange: true
   syncProjectWorkspaceDependencies: false

.yarnrc.yml

@@ -1,11 +1,9 @@
+compressionLevel: mixed
+
 enableGlobalCache: true
 
 enableTelemetry: false
 
 nodeLinker: node-modules
 
-plugins:
-  - path: .yarn/plugins/@yarnpkg/plugin-interactive-tools.cjs
-    spec: "@yarnpkg/plugin-interactive-tools"
-
-yarnPath: .yarn/releases/yarn-3.7.0.cjs
+yarnPath: .yarn/releases/yarn-4.1.0.cjs

package.json

@@ -43,7 +43,7 @@
     "themes/*",
     "website"
   ],
-  "packageManager": "yarn@3.7.0",
+  "packageManager": "yarn@4.1.0",
   "resolutions": {
     "ink-testing-library@^3.0.0": "patch:ink-testing-library@npm%3A3.0.0#./.yarn/patches/ink-testing-library-npm-3.0.0-c20aad0bd9.patch"
   }