[build] Migrating to yarn 2

.github/workflows/main.yml

@@ -9,13 +9,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      # This is a workaround for: https://github.com/actions/setup-node/issues/899
+      - name: Enable Corepack before setting up Node
+        run: corepack enable
       - uses: actions/setup-node@v4
         with:
           node-version: 21
           cache: 'yarn'
           cache-dependency-path: 'yarn.lock'
       - name: Install deps
-        run: yarn install --frozen-lockfile
+        run: yarn install --immutable
       - name: Lint
         run: yarn eslint .
       - name: Format

.yarnrc.yml

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

package.json

@@ -22,5 +22,6 @@
     "eslint-config-next": "14.1.0",
     "prettier": "3.2.5",
     "typescript": "^5"
-  }
+  },
+  "packageManager": "yarn@4.1.0"
 }

packages/db/package.json

@@ -5,7 +5,7 @@
   "private": true,
   "main": "index.ts",
   "dependencies": {
-    "prisma": "^5.9.1",
-    "@prisma/client": "^5.9.1"
+    "@prisma/client": "^5.9.1",
+    "prisma": "^5.9.1"
   }
 }