add .eslintrc

client/.eslintrc.js

@@ -0,0 +1,60 @@
+module.exports = {
+    env: {
+      browser: true,
+      es2021: true,
+    },
+    extends: ["plugin:react/recommended", "airbnb"],
+    parserOptions: {
+      ecmaFeatures: {
+        jsx: true,
+      },
+      ecmaVersion: 13,
+      sourceType: "module",
+    },
+    plugins: ["react"],
+    rules: {
+      "react/function-component-definition": 0,
+      "react/react-in-jsx-scope": 0,
+      "react/jsx-props-no-spreading": 0,
+      "import/extensions": 0,
+      "react/prop-types": 0,
+      "linebreak-style": 0,
+      "react/state-in-constructor": 0,
+      "import/prefer-default-export": 0,
+      "max-len": [2, 250],
+      "operator-linebreak": 0,
+      "comma-dangle": 0,
+      "no-console": 0,
+      "no-alert": 0,
+      "no-multiple-empty-lines": [
+        "error",
+        {
+          max: 1,
+          maxEOF: 1,
+        },
+      ],
+      "no-underscore-dangle": [
+        "error",
+        {
+          allow: ["_d", "_dh", "_h", "_id", "_m", "_n", "_t", "_text"],
+        },
+      ],
+      "object-curly-newline": 0,
+      "react/jsx-filename-extension": 0,
+      "react/jsx-one-expression-per-line": 0,
+      "jsx-a11y/click-events-have-key-events": 0,
+      "jsx-a11y/alt-text": 0,
+      "jsx-a11y/no-autofocus": 0,
+      "jsx-a11y/no-static-element-interactions": 0,
+      "react/no-array-index-key": 0,
+      "jsx-a11y/anchor-is-valid": [
+        "error",
+        {
+          components: ["Link"],
+          specialLink: ["to", "hrefLeft", "hrefRight"],
+          aspects: ["noHref", "invalidHref", "preferButton"],
+        },
+      ],
+      quotes: [2, "double", { avoidEscape: true }],
+    },
+  };