fix(html): honour locale in wasm translator

Co-Authored-By: Virgil <virgil@lethean.io>

default_translator_js.go

@@ -9,7 +9,15 @@ type defaultTranslator struct {
 }
 
 func (t *defaultTranslator) T(key string, args ...any) string {
-	_ = t.language
+	if key == "prompt.yes" {
+		switch t.language {
+		case "fr":
+			return "o"
+		case "en":
+			return "y"
+		}
+	}
+
 	if len(args) == 0 {
 		return key
 	}

default_translator_js_test.go

@@ -0,0 +1,15 @@
+//go:build js
+
+// SPDX-Licence-Identifier: EUPL-1.2
+
+package html
+
+import "testing"
+
+func TestDefaultTranslatorJS_AppliesLocale(t *testing.T) {
+	ctx := NewContext("fr-FR")
+
+	if got := Text("prompt.yes").Render(ctx); got != "o" {
+		t.Fatalf("Text(prompt.yes) with js default translator = %q, want %q", got, "o")
+	}
+}