Show provisioning status during server creation

src/lib/server/fleet/provisioning.ts

@@ -0,0 +1,9 @@
+import { db } from '../db/index.js';
+
+/** Only the latest lifecycle operation can describe the current server. */
+export function isProvisioning(server: string): boolean {
+    const operation = db().prepare(`SELECT action, state FROM server_deployments
+        WHERE server = ? ORDER BY rowid DESC LIMIT 1`).get(server) as
+        { action: string; state: string } | undefined;
+    return operation?.action === 'create' && ['queued', 'running', 'awaiting-health'].includes(operation.state);
+}