feat: Update parks API to remove note about ignored parameters; add comprehensive frontend integration prompts for park filtering

docs/lib-api.ts

@@ -744,7 +744,6 @@ export const parksApi = {
     if (params) {
       Object.entries(params).forEach(([key, value]) => {
         if (value !== undefined) {
-          // Note: continent and park_type parameters are accepted but ignored by backend
           searchParams.append(key, value.toString());
         }
       });