apps: Rename "menu" field to "category"

See flow3r-firmware!571 (merged)

server_apps.go

@@ -255,6 +255,7 @@ func (s *server) parseAppToml(ctx context.Context, pathInRepo string, obj *objec
 	var data struct {
 		App struct {
 			Name string
+			Category string
 			Menu string
 		}
 		Entry struct {
@@ -276,13 +277,16 @@ func (s *server) parseAppToml(ctx context.Context, pathInRepo string, obj *objec
 	if data.App.Name == "" || len(data.App.Name) > 32 {
 		return nil, fmt.Errorf("app name invalid (must be non-empty and <= 32 chars)")
 	}
+	if data.App.Category == "" {
+		data.App.Category = data.App.Menu
+	}
 	sections := map[string]bool{
 		"Badge": true,
 		"Apps":  true,
 		"Music": true,
 	}
-	if !sections[data.App.Menu] {
-		return nil, fmt.Errorf("app menu invalid (must be one of 'Badge', 'Apps', 'Music')")
+	if !sections[data.App.Category] {
+		return nil, fmt.Errorf("app category invalid (must be one of 'Badge', 'Apps', 'Music')")
 	}
 	if data.Entry.Class == "" {
 		return nil, fmt.Errorf("no entry class")
@@ -297,7 +301,7 @@ func (s *server) parseAppToml(ctx context.Context, pathInRepo string, obj *objec
 	return &appInfo{
 		name:        data.App.Name,
 		author:      data.Metadata.Author,
-		menu:        data.App.Menu,
+		menu:        data.App.Category,
 		description: data.Metadata.Description,
 		version:     data.Metadata.Version,
 		commit:      obj.Hash.String(),