A platform's file may name its architecture

A Mac is offered the macos-arm64 file rather than sent past it to
TestFlight.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

src/app.rs

@@ -2226,7 +2226,8 @@ fn ReleasesCard(manifest: serde_json::Value) -> impl IntoView {
                 let p = platform.get()?;
                 let arch = arch_for_pick.clone();
                 let ios = ios_for_pick.clone();
-                let own = assets_for_pick.iter().find(|(pl, _, _)| pl == p).cloned();
+                // "macos" is satisfied by a "macos-arm64" file, and so on.
+                let own = assets_for_pick.iter().find(|(pl, _, _)| pl == p || pl.starts_with(&format!("{p}-"))).cloned();
                 let pick: Option<AnyView> = match (p, own) {
                     (_, Some((pl, url, _))) => Some(view! {
                         <p><a class="pill" href=url download>{t(&lang().get(), "for_this_device")} ": " {label(&pl)}</a></p>