Revert action set-up to v5

Author: andybywire

.github/workflows/deploy-astro-ssg.yml

@@ -28,29 +28,18 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v6
+        uses: pnpm/action-setup@v5
         with:
-          version: 10
+          version: 10.11.0
 
       - name: Setup Node
         uses: actions/setup-node@v6
         with:
           node-version: 22
-          # cache: pnpm  # temporarily disabled to rule out stale cache
-          # cache-dependency-path: |
-          #   pnpm-lock.yaml
-          #   pnpm-workspace.yaml
-
-      - name: Debug pnpm environment
-        run: |
-          echo "=== pnpm version ==="
-          pnpm --version
-          echo "=== node version ==="
-          node --version
-          echo "=== pnpm-workspace.yaml ==="
-          cat pnpm-workspace.yaml
-          echo "=== pnpm config ==="
-          pnpm config list
+          cache: pnpm
+          cache-dependency-path: |
+            pnpm-lock.yaml
+            pnpm-workspace.yaml
 
       - name: Install dependencies (monorepo)
         run: pnpm install

.github/workflows/deploy-preview.yml

@@ -22,9 +22,9 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Setup pnpm
-        uses: pnpm/action-setup@v6
+        uses: pnpm/action-setup@v5
         with:
-          version: 10
+          version: 10.11.0
 
       - name: Setup Node
         uses: actions/setup-node@v6