Minor comments

modules/caddyhttp/server.go

@@ -74,6 +74,9 @@ type Server struct {
 	// handlers are executed sequentially. The sequence of invoked
 	// handlers comprises a compiled middleware chain that flows
 	// from each matching route and its handlers to the next.
+	//
+	// By default, all unrouted requests receive a 200 OK response
+	// to indicate the server is working.
 	Routes RouteList `json:"routes,omitempty"`
 
 	// Errors is how this server will handle errors returned from any

modules/caddytls/connpolicy.go

@@ -66,7 +66,7 @@ func (cp ConnectionPolicies) TLSConfig(ctx caddy.Context) *tls.Config {
 	// using ServerName to match policies is extremely common, especially in configs
 	// with lots and lots of different policies; we can fast-track those by indexing
 	// them by SNI, so we don't have to iterate potentially thousands of policies
-	// (TODO: this map does not account for wildcards, see if this is a problem in practice?)
+	// (TODO: this map does not account for wildcards, see if this is a problem in practice? look for reports of high connection latency with wildcard certs but low latency for non-wildcards in multi-thousand-cert deployments)
 	indexedBySNI := make(map[string]ConnectionPolicies)
 	if len(cp) > 30 {
 		for _, p := range cp {