refactor!: removed default outgoing cacheable-lookup use

BREAKING CHANGE: `httpOptions` no longer defaults to using the npm module `cacheable-lookup` as its `dnsLookup` option. It defaults to `node:dns` module's `lookup` export instead.

docs/README.md

@@ -2330,7 +2330,7 @@ function httpOptions(url) {
   return {
     timeout: 2500,
     agent: undefined, // defaults to node's global agents (https.globalAgent or http.globalAgent)
-    lookup: undefined, // defaults to CacheableLookup (https://github.com/szmarczak/cacheable-lookup)
+    lookup: undefined, // defaults to `dns.lookup()` (https://nodejs.org/api/dns.html#dnslookuphostname-options-callback)
   };
 }
 ```

lib/helpers/defaults.js

@@ -221,7 +221,7 @@ function httpOptions(url) {
   return {
     timeout: 2500,
     agent: undefined, // defaults to node's global agents (https.globalAgent or http.globalAgent)
-    lookup: undefined, // defaults to CacheableLookup (https://github.com/szmarczak/cacheable-lookup)
+    lookup: undefined, // defaults to `dns.lookup()` (https://nodejs.org/api/dns.html#dnslookuphostname-options-callback)
   };
 }
 

lib/helpers/request.js

@@ -1,14 +1,8 @@
 const got = require('got');
-const CacheableLookup = require('cacheable-lookup');
-const QuickLRU = require('quick-lru');
 
 const pickBy = require('./_/pick_by');
 const instance = require('./weak_cache');
 
-const cacheable = new CacheableLookup({
-  cache: new QuickLRU({ maxSize: 1000 }),
-});
-
 module.exports = async function request(options) {
   Object.assign(options, {
     url: new URL(options.url),
@@ -37,7 +31,6 @@ module.exports = async function request(options) {
     retry: 0,
     throwHttpErrors: false,
     timeout: 2500,
-    lookup: cacheable.lookup,
     ...helperOptions,
   });
 };

package.json

@@ -56,7 +56,6 @@
   },
   "dependencies": {
     "@koa/cors": "^3.3.0",
-    "cacheable-lookup": "^6.0.4",
     "debug": "^4.3.4",
     "ejs": "^3.1.8",
     "got": "^11.8.5",