feat(push): Add MSC4174 web push

src/service/config/mod.rs

@@ -6,7 +6,6 @@ use conduwuit::{
 	config::{Config, check},
 	error,
 };
-use url::Url;
 
 use crate::registration_tokens::{ValidToken, ValidTokenSource};
 
@@ -53,18 +52,6 @@ impl Service {
 			.map(|token| ValidToken { token, source: ValidTokenSource::Config })
 	}
 
-	/// Get the base domain to use for user-facing URLs.
-	#[must_use]
-	pub fn get_client_domain(&self) -> Url {
-		self.well_known.client.clone().unwrap_or_else(|| {
-			let host = self.server_name.host();
-			format!("https://{host}")
-				.as_str()
-				.try_into()
-				.expect("server name should be a valid host")
-		})
-	}
-
 	fn handle_reload(&self) -> Result {
 		if self.server.config.config_reload_signal {
 			#[cfg(all(feature = "systemd", target_os = "linux"))]