fix(cloudflare): migrate wrangler.toml to Workers + Assets format

.github/workflows/pages-deploy.yml

@@ -1,9 +1,10 @@
 # SPDX-License-Identifier: MPL-2.0
-# Fallback Cloudflare Pages deploy via Direct Upload (wrangler pages deploy).
-# Bypasses the Cloudflare build system entirely — no .tool-versions install
-# attempt, no `wrangler deploy` (Workers command) confusion.
+# Fallback Cloudflare Workers deploy via Direct Upload (wrangler deploy).
+# Bypasses the Cloudflare Git Integration build system entirely.
+# Uses wrangler deploy (Workers + Assets) rather than the deprecated
+# `wrangler pages deploy` now that wrangler.toml uses [assets] syntax.
 # Required secrets: CLOUDFLARE_API_TOKEN, CLOUDFLARE_ACCOUNT_ID
-name: Deploy to Cloudflare Pages
+name: Deploy to Cloudflare Workers
 
 on:
   push:
@@ -18,8 +19,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - name: Deploy site/ to Cloudflare Pages
-        run: npx wrangler@latest pages deploy site/ --project-name=boj-server
+      - name: Deploy site/ to Cloudflare Workers (static assets)
+        run: npx wrangler@latest deploy
         env:
           CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
           CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}

wrangler.toml

@@ -1,7 +1,18 @@
 # SPDX-License-Identifier: MPL-2.0
-# Cloudflare Pages configuration for boj-server.net.
-# The site is a no-build static bundle; Pages serves the `site/` directory as-is.
+# Cloudflare Workers static-asset configuration for boj-server.net.
+# Migrated from Pages (pages_build_output_dir) to Workers + Assets format:
+# the old key is not recognised by the Workers build system post-Pages merger.
+#
+# [build] command="" prevents the Git Integration from attempting to install
+# .tool-versions entries (Zig, Elixir, Idris2, Deno) before a non-existent
+# build step. The site/ directory is deployed as-is with no build phase.
+# For the GitHub Actions fallback see .github/workflows/pages-deploy.yml.
 
 name = "boj-server"
 compatibility_date = "2026-06-24"
-pages_build_output_dir = "site"
+
+[assets]
+directory = "site"
+
+[build]
+command = ""