chore: add webpack v5 support, run webpack-defaults (#317)

BREAKING CHANGE: minimum supported Node.js verison is `10.13`, minimum support webpack version is `4`

.editorconfig

@@ -9,5 +9,4 @@ insert_final_newline = true
 trim_trailing_whitespace = true
 
 [*.md]
-insert_final_newline = true
 trim_trailing_whitespace = false

.eslintignore

@@ -1 +1,4 @@
-package-lock.json
+/coverage
+/dist
+/node_modules
+/test/fixtures

.eslintrc.js

@@ -1,8 +1,4 @@
 module.exports = {
   root: true,
-  plugins: ['prettier'],
-  extends: ['@webpack-contrib/eslint-config-webpack'],
-  rules: {
-    'prettier/prettier': ['error'],
-  },
+  extends: ['@webpack-contrib/eslint-config-webpack', 'prettier'],
 };

.github/CONTRIBUTING.md

@@ -140,13 +140,21 @@ module. Thankfully, Github provides a means to do this. Add a dependency to the
 ```json
 {
   "devDependencies": {
-    "${package}": "webpack-contrib/${package}#{id}/head"
+    "less-loader": "webpack-contrib/less-loader#{id}/head"
   }
 }
 ```
 
 Where `{id}` is the # ID of your Pull Request.
 
+## Contributor License Agreement
+
+When submitting your contribution, a CLA (Contributor License Agreement) bot will come by to verify that you signed the [CLA](https://cla.js.foundation/webpack-contrib/less-loader).
+If it is your first time, it will link you to the right place to sign it.
+However, if you have committed your contributions using an email that is not the same as your email used on GitHub, the CLA bot can't accept your contribution.
+
+Run `git config user.email` to see your Git email, and verify it with [your GitHub email](https://github.com/settings/emails).
+
 ## Thanks
 
-For your interest, time, understanding, and for following this simple guide.
+For your interest, time, understanding, and for following this simple guide.

.github/FUNDING.yml

@@ -0,0 +1 @@
+open_collective: webpack

.github/ISSUE_TEMPLATE.md

@@ -13,4 +13,4 @@
   existing template types, your issue may be closed as invalid. Our issue
   templates contain fields that help us help you, and without that important
   info, we might as well be ice-skating uphill, carrying a wooly mammoth.
--->
+-->

.github/ISSUE_TEMPLATE/BUG.md

@@ -1,7 +1,6 @@
 ---
 name: 🐛 Bug Report
 about: Something went awry and you'd like to tell us about it.
-
 ---
 
 <!--
@@ -15,11 +14,11 @@ about: Something went awry and you'd like to tell us about it.
   Head to StackOverflow or https://gitter.im/webpack/webpack.
 -->
 
-* Operating System:
-* Node Version:
-* NPM Version:
-* webpack Version:
-* less-loader Version:
+- Operating System:
+- Node Version:
+- NPM Version:
+- webpack Version:
+- less-loader Version:
 
 ### Expected Behavior
 
@@ -32,13 +31,13 @@ about: Something went awry and you'd like to tell us about it.
 ### Code
 
 ```js
-  // webpack.config.js
-  // If your code blocks are over 20 lines, please paste a link to a gist
-  // (https://gist.github.com).
+// webpack.config.js
+// If your code blocks are over 20 lines, please paste a link to a gist
+// (https://gist.github.com).
 ```
 
 ```js
-  // additional code, HEY YO remove this block if you don't need it
+// additional code, HEY YO remove this block if you don't need it
 ```
 
 ### How Do We Reproduce?
@@ -48,4 +47,4 @@ about: Something went awry and you'd like to tell us about it.
 
   If your webpack config is over 50 lines long, please provide a URL to a repo
   for your beefy 🍖 app that we can use to reproduce.
--->
+-->

.github/ISSUE_TEMPLATE/DOCS.md

@@ -1,7 +1,6 @@
 ---
 name: 📚 Documentation
 about: Are the docs lacking or missing something? Do they need some new 🔥 hotness? Tell us here.
-
 ---
 
 <!--
@@ -26,5 +25,4 @@ Documentation Is:
 
 ### Please Explain in Detail...
 
-
-### Your Proposal for Changes
+### Your Proposal for Changes

.github/ISSUE_TEMPLATE/FEATURE.md

@@ -1,7 +1,6 @@
 ---
 name: ✨ Feature Request
 about: Suggest an idea for this project
-
 ---
 
 <!--
@@ -15,14 +14,12 @@ about: Suggest an idea for this project
   Head to StackOverflow or https://gitter.im/webpack/webpack.
 -->
 
-* Operating System:
-* Node Version:
-* NPM Version:
-* webpack Version:
-* less-loader Version:
+- Operating System:
+- Node Version:
+- NPM Version:
+- webpack Version:
+- less-loader Version:
 
 ### Feature Proposal
 
-
-
-### Feature Use Case
+### Feature Use Case

.github/ISSUE_TEMPLATE/MODIFICATION.md

@@ -1,7 +1,6 @@
 ---
 name: 🔧 Modification Request
 about: Would you like something work differently? Have an alternative approach? This is the template for you.
-
 ---
 
 <!--
@@ -15,19 +14,14 @@ about: Would you like something work differently? Have an alternative approach?
   Head to StackOverflow or https://gitter.im/webpack/webpack.
 -->
 
-* Operating System:
-* Node Version:
-* NPM Version:
-* webpack Version:
-* less-loader Version:
-
+- Operating System:
+- Node Version:
+- NPM Version:
+- webpack Version:
+- less-loader Version:
 
 ### Expected Behavior / Situation
 
-
-
 ### Actual Behavior / Situation
 
-
-
-### Modification Proposal
+### Modification Proposal

.github/ISSUE_TEMPLATE/SUPPORT.md

@@ -1,9 +1,8 @@
 ---
 name: 🆘 Support, Help, and Advice
 about: 👉🏽 Need support, help, or advice? Don't open an issue! Head to StackOverflow or https://gitter.im/webpack/webpack.
-
 ---
 
 Hey there! If you need support, help, or advice then this is not the place to ask.
 Please visit [StackOverflow](https://stackoverflow.com/questions/tagged/webpack)
-or [the Webpack Gitter](https://gitter.im/webpack/webpack) instead.
+or [the Webpack Gitter](https://gitter.im/webpack/webpack) instead.

.prettierignore

@@ -0,0 +1,5 @@
+/coverage
+/dist
+/node_modules
+/test/fixtures
+CHANGELOG.md