fix: clarify OpenWeatherMap requires One Call 3.0 subscription

web/js/setup.js

@@ -997,7 +997,7 @@
     const hint = document.getElementById("forecast-provider-hint");
     if (provider === "openweathermap") {
       group.classList.remove("hidden");
-      hint.innerHTML = '<a href="https://openweathermap.org/api" target="_blank" rel="noopener" class="text-orange-600 hover:underline">Get an API key \u2192</a>';
+      hint.innerHTML = '<a href="https://openweathermap.org/api/one-call-3" target="_blank" rel="noopener" class="text-orange-600 hover:underline">Requires One Call 3.0 subscription \u2192</a>';
     } else {
       group.classList.add("hidden");
       hint.textContent = "";

web/templates/setup.html

@@ -383,7 +383,7 @@
             <label class="block text-sm font-medium mb-1">{{t "setup.forecast.provider"}}</label>
             <select id="forecast-provider-select" class="w-full px-3 py-1.5 rounded-lg border border-gray-300 dark:border-gray-600 bg-white dark:bg-gray-700 text-sm">
               <option value="openmeteo">Open-Meteo ({{t "setup.forecast.free"}})</option>
-              <option value="openweathermap">OpenWeatherMap</option>
+              <option value="openweathermap">OpenWeatherMap (One Call 3.0)</option>
             </select>
           </div>
           <div id="forecast-apikey-group" class="hidden">