Add workaround for types bug

Author: tobiasdiez

config.types.d.ts

@@ -1,10 +1,22 @@
 import { Config } from './config'
 
-// Provide custom type information for config, overriding the default empty types.
-// TODO: Remove this as soon as https://github.com/nuxt/framework/issues/1785 is resolved.
+interface NuxtIconModuleOptions {
+  size?: string | false
+  class?: string
+  aliases?: { [alias: string]: string }
+}
+
 declare module '@nuxt/schema' {
+  // Provide custom type information for config, overriding the default empty types.
+  // TODO: Remove this as soon as https://github.com/nuxt/framework/issues/1785 is resolved.
   // eslint-disable-next-line @typescript-eslint/no-empty-interface -- Don't know how to reexport in a module declariation
   interface RuntimeConfig extends Config {}
+
+  // Workaround for bug in icon modules
+  // TODO: Remove this as soon as https://github.com/nuxt-modules/icon/pull/63 is merged/resolved.
+  interface AppConfig {
+    nuxtIcon?: NuxtIconModuleOptions
+  }
 }
 
 // Provide custom type information for page metadata