eslint husky integration

client/.husky/pre-commit

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+npm test

client/eslint.config.mjs

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+import globals from "globals";
+import tseslint from "typescript-eslint";
+import pluginReactConfig from "eslint-plugin-react/configs/recommended.js";
+
+import path from "path";
+import { fileURLToPath } from "url";
+import { FlatCompat } from "@eslint/eslintrc";
+import pluginJs from "@eslint/js";
+
+// mimic CommonJS variables -- not needed if using CommonJS
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({baseDirectory: __dirname, recommendedConfig: pluginJs.configs.recommended});
+
+export default [
+  {languageOptions: { globals: globals.browser }},
+  ...compat.extends("standard-with-typescript"),
+  ...tseslint.configs.recommended,
+  pluginReactConfig,
+];