fix preact routes by serving index.html for any 404

src/main.rs

@@ -15,7 +15,11 @@ pub mod models;
 pub mod schema;
 
 use chrono::prelude::*;
-use rocket::{http::RawStr, State};
+use rocket::{
+    http::RawStr,
+    response::{NamedFile, Redirect},
+    State,
+};
 use std::{
     collections::BTreeMap,
     fmt::Display,
@@ -77,6 +81,11 @@ fn log_get(device_name: &RawStr, conn: DbConn) -> Result<String, anyhow::Error>
     Ok(lines)
 }
 
+#[catch(404)]
+fn not_found() -> Option<NamedFile> {
+    NamedFile::open("frontend/build/index.html").ok()
+}
+
 fn main() {
     rocket::ignite()
         .attach(DbConn::fairing())
@@ -84,7 +93,8 @@ fn main() {
             "/",
             rocket_contrib::serve::StaticFiles::from("frontend/build"),
         )
-        .mount("/", routes![log_new, log_get])
+        .mount("/api", routes![log_new, log_get])
+        .register(catchers![not_found])
         .launch();
 
     println!("after");