add links to survey for modifyWebpackConfig use

README.md

@@ -42,6 +42,8 @@ Developers design their own architecture, choosing the tools they need for rende
 For advanced use cases, kyt enables developers to add additional tools and configuration.
 See our [config override instructions](/docs/kytConfig.md#modifywebpackconfig) for details, and our [recipes](/docs/Recipes.md) for examples.
 
+_In an attempt to gather feedback to set future priorities, we're running a brief user survey asking: [what are you using `modifyWebpackConfig` for?](https://github.com/NYTimes/kyt/issues/432)_
+
 
 ## Setting up a kyt project
 kyt-cli is a utility for bootstrapping kyt projects. It can be installed globally and run to create a new project or integrate kyt with an existing project.

docs/kytConfig.md

@@ -21,6 +21,9 @@ and export an object with the following options.
 
 
 ## modifyWebpackConfig
+
+_In an attempt to gather feedback to set future priorities, we're running a brief user survey asking: [what are you using `modifyWebpackConfig` for?](https://github.com/NYTimes/kyt/issues/432)_
+
 `modifyWebpackConfig` is an optional callback you can define to edit the Webpack config for each part of development.
 This allows you to add new babel-plugins, modify Webpack loaders, etc.
 

packages/kyt-core/utils/kytConfig.js

@@ -41,6 +41,11 @@ module.exports = (optionalConfig) => {
 
   config = merge({}, baseConfig, config);
 
+  if (typeof config.modifyWebpackConfig === 'function') {
+    logger.info('What are you doing in your modifyWebpackConfig?');
+    logger.info('Let us know: https://github.com/NYTimes/kyt/issues/432');
+  }
+
   // Create default identity functions for modify functions
   ['modifyWebpackConfig', 'modifyJestConfig'].forEach((m) => {
     if (typeof config[m] !== 'function') {