Revert "fix(cli): prevent zombie kilo serve processes on extension host crash"

packages/kilo-vscode/src/services/cli-backend/server-manager.ts

@@ -81,10 +81,7 @@ export class ServerManager {
           KILO_APP_VERSION: this.context.extension.packageJSON.version,
           KILO_VSCODE_VERSION: vscode.version,
         },
-        // stdin is kept open as a keepalive pipe. The CLI watches for EOF on
-        // stdin and shuts itself down. This ensures the server exits even when
-        // the extension host is hard-killed and dispose() is never called.
-        stdio: ["pipe", "pipe", "pipe"],
+        stdio: ["ignore", "pipe", "pipe"],
         detached: true,
       })
       console.log("[Kilo New] ServerManager: 📦 Process spawned with PID:", serverProcess.pid)
@@ -184,9 +181,7 @@ export class ServerManager {
     const proc = this.instance.process
     this.instance = null
 
-    console.log("[Kilo New] ServerManager: 🔴 Disposing — closing stdin pipe, PID:", proc.pid)
-    // Closing stdin signals the CLI to shut down gracefully via its EOF watcher.
-    proc.stdin?.end()
+    console.log("[Kilo New] ServerManager: 🔴 Disposing — sending SIGTERM to process group, PID:", proc.pid)
     ServerManager.killProcess(proc, "SIGTERM")
 
     // SIGKILL fallback after 5s: mirrors the desktop app going straight to

packages/opencode/src/cli/cmd/serve.ts

@@ -39,18 +39,6 @@ export const ServeCommand = cmd({
     process.on("SIGTERM", shutdown)
     process.on("SIGINT", shutdown)
     process.on("SIGHUP", shutdown)
-
-    // When spawned by the VS Code extension, stdin is kept open as a keepalive
-    // pipe. If the extension host is hard-killed (crash, OOM) the write-end of
-    // the pipe is closed by the OS, causing an EOF here. We detect that and
-    // trigger a clean shutdown so no zombie process is left behind.
-    if (process.env["KILO_CLIENT"] === "vscode") {
-      process.stdin.resume()
-      process.stdin.on("end", () => {
-        shutdown().catch(() => {})
-      })
-    }
-
     await new Promise((resolve) => abort.signal.addEventListener("abort", resolve))
     // kilocode_change end
   },