fix(nuxt): only log warning once per runtimeConfig key

packages/nuxt/src/app/nuxt.ts

@@ -558,14 +558,18 @@ export function defineAppConfig<C extends AppConfigInput> (config: C): C {
 /**
  * Configure error getter on runtime secret property access that doesn't exist on the client side
  */
+const loggedKeys = new Set<string>()
 function wrappedConfig (runtimeConfig: Record<string, unknown>) {
   if (!import.meta.dev || import.meta.server) { return runtimeConfig }
   const keys = Object.keys(runtimeConfig).map(key => `\`${key}\``)
   const lastKey = keys.pop()
   return new Proxy(runtimeConfig, {
     get (target, p, receiver) {
       if (typeof p === 'string' && p !== 'public' && !(p in target) && !p.startsWith('__v') /* vue check for reactivity, e.g. `__v_isRef` */) {
-        console.warn(`[nuxt] Could not access \`${p}\`. The only available runtime config keys on the client side are ${keys.join(', ')} and ${lastKey}. See \`https://nuxt.com/docs/guide/going-further/runtime-config\` for more information.`)
+        if (!loggedKeys.has(p)) {
+          loggedKeys.add(p)
+          console.warn(`[nuxt] Could not access \`${p}\`. The only available runtime config keys on the client side are ${keys.join(', ')} and ${lastKey}. See \`https://nuxt.com/docs/guide/going-further/runtime-config\` for more information.`)
+        }
       }
       return Reflect.get(target, p, receiver)
     },