ci: fix release workflows for pnpm migration

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: B4nan

.github/workflows/manual_release_docs.yaml

@@ -55,6 +55,11 @@ jobs:
       - name: Install Python dependencies
         run: uv run poe install-dev
 
+      - name: Install pnpm and website dependencies
+        uses: apify/workflows/pnpm-install@main
+        with:
+          working-directory: website
+
       - name: Update docs theme
         run: uv run poe update-docs-theme
 

.github/workflows/manual_version_docs.yaml

@@ -78,6 +78,8 @@ jobs:
 
       - name: Install pnpm and website dependencies
         uses: apify/workflows/pnpm-install@main
+        with:
+          working-directory: website
 
       - name: Snapshot the current version
         id: snapshot