Add code style formatting to the website

website/.eslintrc.js

@@ -0,0 +1,85 @@
+module.exports = {
+	root: true,
+	env: {
+		browser: true,
+		node: true,
+		es2020: true,
+	},
+	parserOptions: {
+		ecmaVersion: 2020,
+	},
+	extends: [
+		// JS defaults
+		"airbnb-base",
+		// General Prettier defaults
+		"prettier",
+	],
+	settings: {
+		// https://github.com/import-js/eslint-plugin-import#resolvers
+		"import/resolver": {
+			// `node` must be listed first!
+			node: {},
+		},
+	},
+	ignorePatterns: [
+		// Ignore generated directories
+		"node_modules/",
+		"public/",
+
+		// Don't ignore JS and TS dotfiles in this folder
+		"!.*.js",
+		"!.*.ts",
+	],
+	plugins: ["prettier"],
+	rules: {
+		// Standard ESLint config
+		indent: "off",
+		quotes: ["error", "double"],
+		camelcase: ["error", { properties: "always" }],
+		"linebreak-style": ["error", "unix"],
+		"eol-last": ["error", "always"],
+		"max-len": ["error", { code: 200, tabWidth: 4 }],
+		"prefer-destructuring": "off",
+		"no-console": "warn",
+		"no-debugger": "warn",
+		"no-param-reassign": ["error", { props: false }],
+		"no-bitwise": "off",
+		"no-shadow": "off",
+		"no-use-before-define": "off",
+		"no-restricted-imports": ["error", { patterns: [".*", "!@/*"] }],
+
+		// Import plugin config (used to intelligently validate module import statements)
+		"import/prefer-default-export": "off",
+		"import/no-relative-packages": "error",
+		"import/order": [
+			"error",
+			{
+				alphabetize: {
+					order: "asc",
+					caseInsensitive: true,
+				},
+				warnOnUnassignedImports: true,
+				"newlines-between": "always-and-inside-groups",
+				pathGroups: [],
+			},
+		],
+
+		// Prettier plugin config (used to enforce HTML, CSS, and JS formatting styles as an ESLint plugin, where fixes are reported to ESLint to be applied when linting)
+		"prettier/prettier": [
+			"error",
+			{
+				tabWidth: 4,
+				tabs: true,
+				printWidth: 200,
+			},
+		],
+	},
+	overrides: [
+		{
+			files: ["*.js"],
+			rules: {
+				"@typescript-eslint/explicit-function-return-type": ["off"],
+			},
+		},
+	],
+};