Remove separate ESLint config file for backend

.eslintrc.json

@@ -1,15 +1,19 @@
 {
   "env": {
-    "es6": true,
-    "node": true,
-    "jest": true
+    "commonjs": true,
+    "es2021": true,
+    "node": true
+  },
+  "parserOptions": {
+    "ecmaVersion": "latest",
+    "sourceType": "commonjs"
   },
   "extends": ["eslint:recommended", "plugin:prettier/recommended", "plugin:cypress/recommended"],
-  "plugins": ["prettier", "cypress"],
   "rules": {
     "no-console": "error",
     "no-async-promise-executor": "off",
     "prettier/prettier": "error",
-    "cypress/no-assigning-return-values": "off"
+    "cypress/no-assigning-return-values": "off",
+    "cypress/unsafe-to-chain-command": "off"
   }
 }

services/backend/.eslintrc.js

@@ -1,22 +0,0 @@
-module.exports = {
-  env: {
-    commonjs: true,
-    es2021: true,
-    node: true,
-  },
-  extends: 'eslint:recommended',
-  overrides: [
-    {
-      env: {
-        node: true,
-      },
-      files: ['.eslintrc.{js,cjs}'],
-      parserOptions: {
-        sourceType: 'script',
-      },
-    },
-  ],
-  parserOptions: {
-    ecmaVersion: 'latest',
-  },
-}