chore: set yarn v2 in CI

Author: wazolab

.github/workflows/main.yml

@@ -6,10 +6,13 @@ jobs:
 
     steps:
       - name: Begin CI...
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
+      
+      # Enable Yarn v2
+      - run: corepack enable
 
       - name: Use Node 18
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v4
         with:
           node-version: 18.x
 

.github/workflows/npm-publish.yaml

@@ -7,8 +7,9 @@ jobs:
   publish:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
-      - uses: actions/setup-node@v1
+      - uses: actions/checkout@v4
+      - run: corepack enable
+      - uses: actions/setup-node@v4
         with:
           node-version: 18
       - run: yarn install