Improve application responsiveness and background processing

src/routes/api/events/servers/+server.ts

@@ -1,3 +1,6 @@
+import { observationReader } from '$lib/server/fleet/status.js';
+import { listServers } from '$lib/server/fleet/servers.js';
+import { statusEntry } from '$lib/server/pipeline/worker.js';
 import { subscribe } from '$lib/server/pipeline/bus.js';
 import { listTelemetry } from '$lib/server/fleet/telemetry.js';
 
@@ -15,7 +18,10 @@ export async function GET() {
                     controller.enqueue(encoder.encode(`event: ${event.type}\ndata: ${JSON.stringify({ ...event, serverNow: Date.now() })}\n\n`));
                 }
             });
+            const observation = observationReader();
+            const observe = (server: ReturnType<typeof listServers>[number]) => statusEntry(server, observation);
             controller.enqueue(encoder.encode(': hello\n\n'));
+            controller.enqueue(encoder.encode(`event: server-status\ndata: ${JSON.stringify({ entries: listServers().map(server => observe(server)), snapshot: true, serverNow: Date.now() })}\n\n`));
             controller.enqueue(encoder.encode(`event: server-telemetry\ndata: ${JSON.stringify({ entries: listTelemetry(), snapshot: true, serverNow: Date.now() })}\n\n`));
             heartbeat = setInterval(() => controller.enqueue(encoder.encode(': ping\n\n')), HEARTBEAT_MS);
         },