cmd/app: omit hidden files

This avoids vim swap files breaking scripts.

Signed-off-by: Ophestra <cat@gensokyo.uk>

cmd/app/main.go

@@ -7,7 +7,6 @@ package main
 import (
 	"context"
 	"errors"
-	"fmt"
 	"io"
 	"log"
 	"os"
@@ -77,17 +76,7 @@ func main() {
 			"enter", "Enter mutable state template",
 			func(args []string) error {
 				if len(args) != 1 {
-					dents, err := os.ReadDir(template.String())
-					if err != nil {
-						return err
-					}
-					for _, dent := range dents {
-						if !dent.IsDir() {
-							continue
-						}
-						fmt.Println(dent.Name())
-					}
-					return nil
+					return list(template, true)
 				}
 
 				config := hst.Config{
@@ -159,17 +148,7 @@ func main() {
 			"run", "Start the named application",
 			func(args []string) error {
 				if len(args) < 1 {
-					dents, err := os.ReadDir(base.Append("app").String())
-					if err != nil {
-						return err
-					}
-					for _, dent := range dents {
-						if dent.IsDir() {
-							continue
-						}
-						fmt.Println(dent.Name())
-					}
-					return nil
+					return list(base.Append("app"), false)
 				}
 
 				var config *hst.Config