Add a couple doccomments

src/server.rs

@@ -8,6 +8,10 @@ use tiny_http::Response;
 use tiny_http::Server;
 use tiny_http::StatusCode;
 
+/// Start the server on port 3243
+///
+/// Runs the server in a single thread, bound to port 3243.  Requests are handled
+/// first-come, first-serve
 pub fn go(domains: &[&str]) {
 	let server = Server::http("0.0.0.0:3243").unwrap();
 
@@ -31,6 +35,8 @@ pub enum Route<'a> {
 }
 
 impl<'a> Route<'a> {
+
+	/// Given a request, parse out the appropriate Route for that request
 	pub fn parse_request(r: &'a Request) -> Self {
 		let segments: Vec<_> = r.url()
 			.split('/')
@@ -51,6 +57,7 @@ impl<'a> Route<'a> {
 		}
 	}
 
+	/// Generate a Response for this route
 	pub fn render<'b>(&self, domains: &[&'b str]) -> Response<Cursor<Cow<'b, [u8]>>> {
 		match self {
 			Self::Next(this_domain) | Self::Prev(this_domain) => {