fix(ci): stabilize runners

src/infra/restart.ts

@@ -3,6 +3,10 @@ import { spawn } from "node:child_process";
 const DEFAULT_LAUNCHD_LABEL = "com.steipete.clawdis";
 
 export function triggerClawdisRestart(): void {
+  if (process.platform !== "darwin") {
+    return;
+  }
+
   const label = process.env.CLAWDIS_LAUNCHD_LABEL || DEFAULT_LAUNCHD_LABEL;
   const uid =
     typeof process.getuid === "function" ? process.getuid() : undefined;
@@ -11,5 +15,8 @@ export function triggerClawdisRestart(): void {
     detached: true,
     stdio: "ignore",
   });
+  child.on("error", () => {
+    // Best-effort restart; ignore failures (e.g. missing launchctl, invalid label).
+  });
   child.unref();
 }