chore(meta): updates and CI stuff (#1)

* chore(meta): update to pnpm@9

* feat(docs): add sync section

Author: rektdeckard

.github/workflows/deploy.yml

@@ -27,10 +27,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - uses: pnpm/action-setup@v4
-        name: Install pnpm
+      - name: Install pnpm
+        uses: pnpm/action-setup@v4
         with:
-          version: 8
+          version: 9
           run_install: false
 
       - name: Use Node 20

README.md

@@ -14,6 +14,7 @@ https://phosphor-icons.github.io/penpot/manifest.json
 
 Then click the "Install" button.
 
+<!-- BEGIN_LINKS -->
 ## Our Related Projects
 
 - [@phosphor-icons/homepage](https://github.com/phosphor-icons/homepage) ▲ Phosphor homepage and general info
@@ -49,3 +50,4 @@ If you've made a port of Phosphor and you want to see it here, just open a PR [h
 ## License
 
 MIT © [Phosphor Icons](https://github.com/phosphor-icons)
+<!-- END_LINKS -->