chore(workspace): add current directory to pnpm workspace packages

Enable workspace features for the root directory by including '.' in the packages list, facilitating better monorepo management and dependency handling.

pnpm-workspace.yaml

@@ -1,3 +1,6 @@
+packages:
+  - '.'
+
 onlyBuiltDependencies:
   - '@tailwindcss/oxide'
   - sharp