Update main.yml

Author: geofranzi

.github/workflows/main.yml

@@ -26,9 +26,9 @@ jobs:
           key: ${{ runner.os }}-${{ hashFiles('**/pnpm-lock.yaml') }}
           restore-keys: |
             ${{ runner.os }}-
-      - uses: pnpm/action-setup@v2.0.1
+      - uses: pnpm/action-setup@v4
         with:
-          version: 6
+          version: 8
           run_install: true
 
       - run: pnpm i # Run install