Merge pull request #3623 from nickcmaynard/fix-ci

Add setup-pnpm to hopefully fix CI tests etc.

.github/workflows/ci.yml

@@ -19,12 +19,18 @@ jobs:
       matrix:
         include:
         - node-version: 18.18
+          pnpm-version: 10
           db-type: postgresql
         - node-version: 18.18
+          pnpm-version: 10
           db-type: mysql
 
     steps:
     - uses: actions/checkout@v4
+    - uses: pnpm/action-setup@v4 # required so that setup-node will work
+      with:
+        version: ${{ matrix.pnpm-version }}
+        run_install: false
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v4
       with: