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/processing/standard_fields_fill_test.go

@@ -0,0 +1,34 @@
+package processing
+
+import "testing"
+
+func TestFillMissingStandardFields(t *testing.T) {
+	mapped := map[string]any{"title": "Widget"}
+	raw := map[string]any{"ean": "1234567890123", "manufacturer": "Acme"}
+	fields := []StandardFieldDef{
+		{Key: "title", MappingHints: []string{"name"}},
+		{Key: "gtin", MappingHints: []string{"ean", "upc"}},
+		{Key: "brand", MappingHints: []string{"manufacturer"}},
+		{Key: "currency", DefaultValue: "EUR"},
+		{Key: "color", MappingHints: []string{"colour"}},
+	}
+	out := FillMissingStandardFields(mapped, raw, fields)
+	if out["title"] != "Widget" {
+		t.Fatalf("title=%v", out["title"])
+	}
+	if out["gtin"] != "1234567890123" {
+		t.Fatalf("gtin=%v", out["gtin"])
+	}
+	if out["brand"] != "Acme" {
+		t.Fatalf("brand=%v", out["brand"])
+	}
+	if out["currency"] != "EUR" {
+		t.Fatalf("currency=%v", out["currency"])
+	}
+	if _, ok := out["color"]; ok {
+		t.Fatalf("color should stay empty, got %v", out["color"])
+	}
+	if mapped["gtin"] != nil {
+		t.Fatal("original mapped must not be mutated")
+	}
+}