Update index.yaml

src/projects/arpa/index.yaml

@@ -10,5 +10,11 @@ project_status:
 links:
   web: https://www.arpanetwork.io/en-US
   github: https://github.com/ARPA-Network
+  docs: https://docs.arpanetwork.io/becoming-a-node-and-get-rewarded
+  whitepaper: https://docsend.com/view/gnqammz8wtysrud4
+  blog: https://arpa.medium.com/
+  twitter: https://x.com/arpaofficial
+  discord: https://discord.com/invite/swahGvv5XK
+  telegram: https://t.me/arpa_community
 team:
   anonymous: true