Fix deploy-preview steps

Author: acolytec3

.github/workflows/deploy-preview.yaml

@@ -33,16 +33,12 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 20
-          cache: npm
-
-      - name: Install dependencies
-        run: npm install --frozen-lockfile
 
       - name: Restore docs build output
         if: inputs.action == 'create'
         uses: actions/cache@v4
         with:
-          path: docs/public
+          path: build/docs/gatsby/public
           key: docs-build-${{ inputs.commit_sha }}
           restore-keys: |
             docs-build-
@@ -51,7 +47,7 @@ jobs:
         if: inputs.action == 'create'
         run: |
           mkdir -p gh-pages/preview/PR${{ inputs.pr_number }}
-          cp -r docs/public/* gh-pages/preview/PR${{ inputs.pr_number }}/
+          cp -r build/docs/gatsby/public/* gh-pages/preview/PR${{ inputs.pr_number }}/
 
       - name: Remove preview directory
         if: inputs.action == 'delete'

.github/workflows/test-deploy.yaml

@@ -32,7 +32,8 @@ jobs:
   deploy:
     name: Deploy
     runs-on: ubuntu-latest
-    if: github.event_name == 'pull_request' || github.event_name == 'workflow_dispatch'
+    needs: test-deploy
+    if: github.event_name == 'pull_request'
     strategy:
       matrix:
         node-version: [24]
@@ -54,7 +55,7 @@ jobs:
       - name: Cache docs build output
         uses: actions/cache@v4
         with:
-          path: docs/public
+          path: build/docs/gatsby/public
           key: docs-build-${{ github.sha }}
           restore-keys: |
             docs-build-