feat: Add a panic handler and clean up error page

src/web/pages/debug.rs

@@ -0,0 +1,17 @@
+use std::convert::Infallible;
+
+use axum::{Router, routing::get};
+use conduwuit_core::Error;
+
+use crate::WebError;
+
+pub(crate) fn build() -> Router<crate::State> {
+	Router::new()
+		.route("/_debug/panic", get(async || -> Infallible { panic!("Guru meditation error") }))
+		.route(
+			"/_debug/error",
+			get(async || -> WebError {
+				Error::Err(std::borrow::Cow::Borrowed("Guru meditation error")).into()
+			}),
+		)
+}

src/web/pages/mod.rs

@@ -1,4 +1,5 @@
 mod components;
+pub(super) mod debug;
 pub(super) mod index;
 pub(super) mod password_reset;
 pub(super) mod resources;

src/web/pages/password_reset.rs

@@ -18,6 +18,8 @@ use crate::{
 	template,
 };
 
+const INVALID_TOKEN_ERROR: &str = "Invalid reset token. Your reset link may have expired.";
+
 #[derive(Deserialize)]
 struct PasswordResetQuery {
 	token: String,
@@ -67,7 +69,7 @@ async fn password_reset_form(
 	reset_form: Form<'static>,
 ) -> Result<impl IntoResponse, WebError> {
 	let Some(token) = services.password_reset.check_token(&query.token).await else {
-		return Err(WebError::BadRequest("Invalid reset token".to_owned()));
+		return Err(WebError::BadRequest(INVALID_TOKEN_ERROR.to_owned()));
 	};
 
 	let user_card = UserCard::for_local_user(&services, &token.info.user).await;
@@ -96,7 +98,7 @@ async fn post_password_reset(
 	match form.validate() {
 		| Ok(()) => {
 			let Some(token) = services.password_reset.check_token(&query.token).await else {
-				return Err(WebError::BadRequest("Invalid reset token".to_owned()));
+				return Err(WebError::BadRequest(INVALID_TOKEN_ERROR.to_owned()));
 			};
 			let user_id = token.info.user.clone();
 

src/web/pages/templates/error.html.j2

@@ -24,12 +24,17 @@
     <h1>
         {% if status == StatusCode::NOT_FOUND %}
         Not found
+        {% else if status == StatusCode::INTERNAL_SERVER_ERROR %}
+        Internal server error
         {% else %}
-        Request error
+        Bad request
         {% endif %}
-        <small aria-hidden>（︶^︶）</small>
     </h1>
 
+    {% if status == StatusCode::INTERNAL_SERVER_ERROR %}
+    <p>Please <a href="https://forgejo.ellis.link/continuwuation/continuwuity/issues/new">submit a bug report</a> 🥺</p>
+    {% endif %}
+
     <pre><code>{{ error }}</code></pre>
 </div>