Upgrade linting libraries (#931)

Author: prenaissance

.eslintignore

@@ -1,6 +1,5 @@
 {
-    "printWidth": 120,
-    "plugins": [
-        "prettier-plugin-organize-imports"
-    ]
-}
+  "printWidth": 120,
+  "trailingComma": "es5",
+  "plugins": ["prettier-plugin-organize-imports"]
+}

.eslintrc.js

@@ -0,0 +1,40 @@
+import eslint from "@eslint/js";
+import json from "@eslint/json";
+import eslintConfigPrettier from "eslint-config-prettier/flat";
+import eslintPluginPrettier from "eslint-plugin-prettier/recommended";
+import tseslint from "typescript-eslint";
+
+/** @type {import("typescript-eslint").ConfigArray} */
+export default [
+  {
+    ignores: ["**/build/"],
+  },
+  {
+    ignores: ["package-lock.json"],
+    files: ["**/*.json"],
+    language: "json/json",
+    ...json.configs.recommended,
+  },
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  eslintConfigPrettier,
+  eslintPluginPrettier,
+  {
+    rules: {
+      "prettier/prettier": [
+        "error",
+        {
+          trailingComma: "es5",
+        },
+      ],
+      "@typescript-eslint/no-empty-function": "off",
+      "@typescript-eslint/no-unused-vars": [
+        "error",
+        {
+          caughtErrors: "none",
+        },
+      ],
+      "no-irregular-whitespace": "off",
+    },
+  },
+];