feat: make Settings private, and depend on the builder instead

CHANGELOG.md

@@ -33,3 +33,4 @@ All notable changes to mainline dht will be documented in this file.
 ### Removed
 
 - Removed `mainline::error::Error` and `mainline::error::Result`.
+- Removed `Settings` as a publicly exported struct.

src/dht.rs

@@ -108,7 +108,7 @@ impl Dht {
     ///
     /// Could return an error if it failed to bind to the specified
     /// port or other io errors while binding the udp socket.
-    pub fn new(settings: Settings) -> Result<Self, std::io::Error> {
+    pub(crate) fn new(settings: Settings) -> Result<Self, std::io::Error> {
         let (sender, receiver) = flume::bounded(32);
 
         let rpc = Rpc::new(&settings)?;

src/lib.rs

@@ -14,7 +14,7 @@ pub mod rpc;
 pub mod server;
 
 pub use crate::common::{Id, MutableItem, Node};
-pub use dht::{Dht, Settings, Testnet};
+pub use dht::{Dht, Testnet};
 
 pub use bytes::Bytes;
 pub use ed25519_dalek::SigningKey;