refactor(cli): dedupe daemon install finalize

src/cli/daemon-cli/response.ts

@@ -79,3 +79,32 @@ export function createDaemonActionContext(params: { action: DaemonAction; json:
 
   return { stdout, warnings, emit, fail };
 }
+
+export async function installDaemonServiceAndEmit(params: {
+  serviceNoun: string;
+  service: GatewayService;
+  warnings: string[];
+  emit: (payload: Omit<DaemonActionResponse, "action">) => void;
+  fail: (message: string, hints?: string[]) => void;
+  install: () => Promise<void>;
+}) {
+  try {
+    await params.install();
+  } catch (err) {
+    params.fail(`${params.serviceNoun} install failed: ${String(err)}`);
+    return;
+  }
+
+  let installed = true;
+  try {
+    installed = await params.service.isLoaded({ env: process.env });
+  } catch {
+    installed = true;
+  }
+  params.emit({
+    ok: true,
+    result: "installed",
+    service: buildDaemonServiceSnapshot(params.service, installed),
+    warnings: params.warnings.length ? params.warnings : undefined,
+  });
+}