refactor: use app getting instead of boilerplate

cli/app/config.go

@@ -5,7 +5,6 @@ import (
 	"os/exec"
 
 	"coopcloud.tech/abra/cli/internal"
-	"coopcloud.tech/abra/pkg/config"
 	"github.com/AlecAivazis/survey/v2"
 	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli/v2"
@@ -16,16 +15,7 @@ var appConfigCommand = &cli.Command{
 	Aliases: []string{"c"},
 	Usage:   "Edit app config",
 	Action: func(c *cli.Context) error {
-		appName := internal.ValidateAppNameArg(c)
-
-		appFiles, err := config.LoadAppFiles("")
-		if err != nil {
-			logrus.Fatal(err)
-		}
-
-		if _, ok := appFiles[appName]; !ok {
-			logrus.Fatalf("'%s' doesn't exist?", appName)
-		}
+		app := internal.ValidateApp(c)
 
 		ed, ok := os.LookupEnv("EDITOR")
 		if !ok {
@@ -38,7 +28,7 @@ var appConfigCommand = &cli.Command{
 			}
 		}
 
-		cmd := exec.Command(ed, appFiles[appName].Path)
+		cmd := exec.Command(ed, app.Path)
 		cmd.Stdin = os.Stdin
 		cmd.Stdout = os.Stdout
 		cmd.Stderr = os.Stderr