Use ts for i18next-parser config to avoid invalid properties

i18next-parser.config.ts

@@ -0,0 +1,30 @@
+export default {
+  keySeparator: false,
+  namespaceSeparator: false,
+  contextSeparator: "|",
+  pluralSeparator: "_",
+  createOldCatalogs: false,
+  defaultNamespace: "app",
+  lexers: {
+    ts: [
+      {
+        lexer: "JavascriptLexer",
+        functions: ["t", "translatedError"],
+        namespaceFunctions: ["useTranslation", "withTranslation"],
+      },
+    ],
+    tsx: [
+      {
+        lexer: "JsxLexer",
+        functions: ["t", "translatedError"],
+        namespaceFunctions: ["useTranslation", "withTranslation"],
+      },
+    ],
+  },
+  locales: ["en-GB"],
+  output: "public/locales/$LOCALE/$NAMESPACE.json",
+  input: ["src/**/*.{ts,tsx}"],
+  sort: true,
+  // The key becomes the English version of the string
+  defaultValue: (_l, _ns, key) => key,
+};