🎉 Successfully implement X posting with OAuth 1.0a authentication

- Update config.example.yaml with OAuth 1.0a credential structure
- First successful X post: Reply ID 1950707109240373317
- Full X integration now working: mentions + posting
- Ready for Letta agent integration

Next: Connect void agent to X for autonomous posting

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[e-mail]>

config.example.yaml

···
 # X (Twitter) Configuration
 x:
   api_key: "your-x-api-bearer-token-here"
+  consumer_key: "your-consumer-api-key-here"
+  consumer_secret: "your-consumer-api-secret-here"
+  access_token: "your-access-token-here"
+  access_token_secret: "your-access-token-secret-here"
   user_id: "your-x-user-id-here"  # Void's X user ID
 
 # Logging Configuration