build: Upgrade to Yarn 3. (#22)

* Enable.

* Update lock.

* Get build running.

* Remove pr check.

Author: milesj

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
-      - run: yarn install --ignore-engines --frozen-lockfile
+      - run: yarn install --immutable
       - run: yarn run type
       # Our fake git commit system doesnt work in GH jobs
       # - run: yarn run jest

.github/workflows/pr.yml

@@ -31,3 +31,12 @@ jest.config.js
 prettier.config.js
 tsconfig.json
 webpack.config.js
+
+# Yarn
+.yarn/*
+!.yarn/patches
+!.yarn/releases
+!.yarn/plugins
+!.yarn/sdks
+!.yarn/versions
+.pnp.*

.gitignore

@@ -0,0 +1,11 @@
+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-3.2.0.cjs

.yarn/plugins/@yarnpkg/plugin-interactive-tools.cjs

@@ -28,6 +28,8 @@
     "prerelease": "yarn run build && yarn run check"
   },
   "devDependencies": {
+    "@beemo/cli": "^2.0.6",
+    "@beemo/core": "^2.1.4",
     "@beemo/dev": "^1.7.8",
     "@types/node": "^14.14.25",
     "@types/shelljs": "^0.8.8",
@@ -38,5 +40,6 @@
   "funding": {
     "type": "ko-fi",
     "url": "https://ko-fi.com/milesjohnson"
-  }
+  },
+  "packageManager": "[email protected]"
 }