Merge pull request #4 from Barre/remove_old_elementrs_request_pane_gui

Keep only 500 requests in web frontend "requests" pane

web_frontend/src/requests.rs

@@ -1,11 +1,12 @@
+use crate::get_api_host;
 use futures::future::{AbortHandle, Abortable};
 use futures::StreamExt;
 use reqwasm::websocket::futures::WebSocket;
 use serde::Deserialize;
 use wasm_bindgen_futures::spawn_local;
 use yew::{html, Component, Context, Html};
 
-use crate::get_api_host;
+const MAX_REQUESTS_SHOWN: usize = 500;
 
 #[derive(Deserialize)]
 pub struct Message {
@@ -60,6 +61,8 @@ impl Component for Requests {
     fn update(&mut self, _ctx: &Context<Self>, msg: Self::Message) -> bool {
         self.messages.insert(0, msg);
 
+        self.messages.truncate(MAX_REQUESTS_SHOWN);
+
         // The server only sends new messages when there is actually
         // new data.
         true