Add structured logging and better error handling

internal/server/server.go

@@ -59,7 +59,7 @@ func (server *Server) routes() http.Handler {
 	root.Handle("/api/", server.requireSession(api))
 	root.Handle("/", staticHandler())
 
-	return securityHeaders(protectStateChanges(root))
+	return server.observe(securityHeaders(protectStateChanges(root)))
 }
 
 func staticHandler() http.Handler {