Add autostart manager with XDG autostart support

src/ui/detail_view.rs

@@ -990,6 +990,39 @@ fn build_system_tab(record: &AppImageRecord, db: &Rc<Database>, toast_overlay: &
             integration_group.add(&row);
         }
     }
+    // Autostart toggle
+    let autostart_row = adw::SwitchRow::builder()
+        .title("Start at login")
+        .subtitle("Launch this app automatically when you log in")
+        .active(record.autostart)
+        .tooltip_text(
+            "Creates an autostart entry so this app launches \
+             when you log in to your desktop."
+        )
+        .build();
+    let record_autostart = record.clone();
+    let db_autostart = db.clone();
+    let toast_autostart = toast_overlay.clone();
+    let record_id_as = record.id;
+    autostart_row.connect_active_notify(move |row| {
+        if row.is_active() {
+            match integrator::enable_autostart(&db_autostart, &record_autostart) {
+                Ok(path) => {
+                    log::info!("Autostart enabled: {}", path.display());
+                    toast_autostart.add_toast(adw::Toast::new("Will start at login"));
+                }
+                Err(e) => {
+                    log::error!("Failed to enable autostart: {}", e);
+                    toast_autostart.add_toast(adw::Toast::new("Failed to enable autostart"));
+                }
+            }
+        } else {
+            integrator::disable_autostart(&db_autostart, record_id_as).ok();
+            toast_autostart.add_toast(adw::Toast::new("Autostart disabled"));
+        }
+    });
+    integration_group.add(&autostart_row);
+
     inner.append(&integration_group);
 
     // Version Rollback group