chore: add links to cli flags info (#1178)

Author: jamesgeorge007

lib/utils/cli-flags.js

@@ -166,6 +166,7 @@ module.exports = {
             type: Boolean,
             group: BASIC_GROUP,
             description: 'Allow webpack to set defaults aggresively',
+            link: 'https://github.com/webpack-contrib/webpack-defaults',
         },
         {
             name: 'output',
@@ -182,6 +183,7 @@ module.exports = {
             group: ADVANCED_GROUP,
             type: String,
             description: 'Load a given plugin',
+            link: 'https://webpack.js.org/plugins/',
         },
         {
             name: 'global',
@@ -207,6 +209,7 @@ module.exports = {
             alias: 'w',
             group: BASIC_GROUP,
             description: 'Watch for files changes',
+            link: 'https://webpack.js.org/configuration/watch/',
         },
         {
             name: 'hot',
@@ -215,6 +218,7 @@ module.exports = {
             type: Boolean,
             group: ADVANCED_GROUP,
             description: 'Enables Hot Module Replacement',
+            link: 'https://webpack.js.org/concepts/hot-module-replacement/',
         },
         {
             name: 'sourcemap',
@@ -232,6 +236,7 @@ module.exports = {
             type: String,
             group: ADVANCED_GROUP,
             description: 'Prefetch this request',
+            link: 'https://webpack.js.org/plugins/prefetch-plugin/',
         },
         {
             name: 'json',