Remove rpc url config (#7)

Author: GMKrieger

rpc_endpoints.json

@@ -1,4 +1,3 @@
-pub mod config;
 pub mod polkadot_sdk_releases;
 pub mod prompts;
 pub mod public_endpoints;

src/config.rs

@@ -2,7 +2,6 @@ use anyhow::Result;
 use rmcp::service::ServiceExt;
 use tokio::io::{stdin, stdout};
 
-mod config;
 mod polkadot_sdk_releases;
 mod prompts;
 mod public_endpoints;