Add mtk-genio SSH key and update config

ssh/config

@@ -137,3 +137,7 @@ Host frp-us-la
     User root
     Port 7012
     IdentityFile  ~/.flinty/ssh/us-la.pub
+
+Host mtk-genio
+    HostName 172.16.48.130
+    User ubuntu

ssh/mtk-genio.pub

@@ -0,0 +1 @@
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBp2FjMNbIYkvUuxFhNdkUAJ2whs8ZFSvUa0C97SXead