Run oxfmt across repo, add format script and docs

Add .oxfmtignore to skip generated bindings and wasm-pack output.
Add npm format script, update DEVELOPMENT.md for Vite+ toolchain,
and format all non-generated files with oxfmt.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.github/workflows/release-app.yml

@@ -53,7 +53,7 @@ jobs:
       - name: Setup Vite+
         uses: voidzero-dev/setup-vp@v1
         with:
-          node-version: '24'
+          node-version: "24"
           cache: true
 
       - name: install Rust stable