Initial commit of Descrybe v2 without local scratch artifacts.

Drop one-shot tmp/axe scripts and agent i18n scratch so the Gitea tree is deployable.

apps/api/internal/shopify/errors.go

@@ -0,0 +1,23 @@
+package shopify
+
+import "errors"
+
+// ClientError reports whether err is a known client-facing Shopify config/sync error.
+func ClientError(err error) (msg string, ok bool) {
+	switch {
+	case err == nil:
+		return "", false
+	case errors.Is(err, ErrInvalidShopDomain),
+		errors.Is(err, ErrBlockedShopDomain),
+		errors.Is(err, ErrNotConfigured),
+		errors.Is(err, ErrNotEnabled),
+		errors.Is(err, ErrMissingCreds),
+		errors.Is(err, ErrInvalidSyncScope),
+		errors.Is(err, ErrInvalidScheduleInterval),
+		errors.Is(err, ErrInvalidClientCredentials),
+		errors.Is(err, ErrTokenExchangeFailed):
+		return err.Error(), true
+	default:
+		return "", false
+	}
+}