fix(cli): address greptile review comments

backend/go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/go-chi/chi/v5 v5.1.0
 	github.com/pressly/goose/v3 v3.27.1
 	github.com/spf13/cobra v1.10.1
+	golang.org/x/sys v0.43.0
 	gopkg.in/yaml.v3 v3.0.1
 	modernc.org/sqlite v1.51.0
 )
@@ -24,7 +25,6 @@ require (
 	github.com/spf13/pflag v1.0.9 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	golang.org/x/sync v0.20.0 // indirect
-	golang.org/x/sys v0.43.0 // indirect
 	modernc.org/libc v1.72.3 // indirect
 	modernc.org/mathutil v1.7.1 // indirect
 	modernc.org/memory v1.11.0 // indirect

backend/internal/cli/completion.go

@@ -8,9 +8,10 @@ import (
 
 func newCompletionCommand() *cobra.Command {
 	return &cobra.Command{
-		Use:   "completion [bash|zsh|fish|powershell]",
-		Short: "Generate shell completion scripts",
-		Args:  cobra.ExactArgs(1),
+		Use:       "completion [bash|zsh|fish|powershell]",
+		Short:     "Generate shell completion scripts",
+		Args:      cobra.ExactArgs(1),
+		ValidArgs: []string{"bash", "zsh", "fish", "powershell"},
 		RunE: func(cmd *cobra.Command, args []string) error {
 			root := cmd.Root()
 			out := cmd.OutOrStdout()

backend/internal/cli/process_windows.go

@@ -2,18 +2,31 @@
 
 package cli
 
-import "os"
+import (
+	"errors"
+	"os"
+
+	"golang.org/x/sys/windows"
+)
 
 func processAlive(pid int) bool {
 	if pid <= 0 {
 		return false
 	}
-	p, err := os.FindProcess(pid)
+	handle, err := windows.OpenProcess(windows.SYNCHRONIZE, false, uint32(pid))
+	if err != nil {
+		if errors.Is(err, windows.ERROR_ACCESS_DENIED) {
+			return true
+		}
+		return false
+	}
+	defer windows.CloseHandle(handle)
+
+	status, err := windows.WaitForSingleObject(handle, 0)
 	if err != nil {
 		return false
 	}
-	_ = p.Release()
-	return true
+	return status == uint32(windows.WAIT_TIMEOUT)
 }
 
 func signalTerm(pid int) error {

docs/cli/README.md

@@ -103,9 +103,8 @@ logic in-process. The rewrite needs the CLI to sit outside the core daemon.
 
 ## Current Legacy CLI Inventory
 
-Inventory source: installed `ao` binary at version `0.9.2`, plus
-`/Users/dhruvsharma/Development/agent-orchestrator/packages/cli/src/program.ts`
-and `packages/cli/src/commands/*.ts`.
+Inventory source: installed `ao` binary at version `0.9.2`, plus the old
+`packages/cli/src/program.ts` and `packages/cli/src/commands/*.ts` files.
 
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