Upgrade Yarn to v3 (#3)

.gitattributes

@@ -1 +1,5 @@
 * text=auto
+
+# https://yarnpkg.com/getting-started/qa#which-files-should-be-gitignored
+/.yarn/releases/** binary
+/.yarn/plugins/** binary

.github/workflows/continuous-integration.yaml

@@ -21,7 +21,7 @@ jobs:
           node-version: ${{ matrix.node }}
       - name: Get the Yarn cache directory path
         id: yarn-cache-dir-path
-        run: echo "dir=$(yarn cache dir)" >> $GITHUB_OUTPUT
+        run: echo "dir=$(yarn config get cacheFolder)" >> $GITHUB_OUTPUT
       - uses: actions/cache@v3
         id: yarn-cache
         with:
@@ -30,7 +30,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-yarn-
       - name: Install packages
-        run: yarn install --frozen-lockfile
+        run: yarn install --immutable
       - name: Check formatting
         run: yarn run format:check
       - name: Lint the code

.gitignore

@@ -13,3 +13,13 @@ build/
 
 # tests
 coverage/
+
+# Yarn
+# https://yarnpkg.com/getting-started/qa#which-files-should-be-gitignored
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions

.tool-versions

@@ -1,2 +1 @@
 nodejs 18.15.0
-yarn 1.22.10

.yarnrc.yml

@@ -0,0 +1,2 @@
+nodeLinker: "node-modules"
+yarnPath: .yarn/releases/yarn-3.5.0.cjs

package.json

@@ -86,5 +86,6 @@
         "bracketSpacing": false,
         "tabWidth": 4,
         "trailingComma": "none"
-    }
+    },
+    "packageManager": "yarn@3.5.0"
 }