es2023 for backend and content specific eslint

Author: kanwarujjaval

.eslintrc.json

@@ -121,6 +121,60 @@
         ]
     },
     "overrides": [
+        {
+            "files": [
+                "plugins/content/frontend/vite.config.js",
+                "plugins/journey_engine/frontend/vite.config.js",
+                "plugins/journey_engine/frontend/vite-manifest.js"
+            ],
+            "rules": {
+                "no-console": "off"
+            },
+            "parserOptions": {
+                "ecmaVersion": 2023,
+                "sourceType": "module"
+            },
+            "env": {
+                "node": true,
+                "es2023": true
+            }
+        },
+        {
+            "files": [
+                "plugins/content/frontend/content-blocks/**/*.js",
+                "plugins/journey_engine/frontend/builder/**/*.js"
+            ],
+            "extends": [
+                "eslint:recommended",
+                "plugin:vue/vue3-essential",
+                "plugin:vue/vue3-strongly-recommended",
+                "plugin:vue/vue3-recommended"
+            ],
+            "rules": {
+                "no-console": ["error"]
+            },
+            "plugins": [
+                "vue",
+                "@stylistic"
+            ],
+            "parserOptions": {
+                "ecmaVersion": 2023,
+                "sourceType": "module",
+                "extraFileExtensions": [".vue"]
+            },
+            "env": {
+                "node": true,
+                "es2023": true,
+                "es6": true
+            },
+            "overrides": [
+                {
+                    "files": ["*.vue"],
+                    "stylistic/quotes": ["error", "single"],
+                    "stylistic/quote-props": ["error", "as-needed"]
+                }
+            ]
+        },
         {
             "files": [
                 "frontend/express/public/javascripts/countly/*.js",
@@ -130,9 +184,6 @@
                 "frontend/express/public/core/*/javascripts/countly.*.js",
                 "plugins/*/frontend/public/javascripts/countly.*.js"
             ],
-            "parserOptions": {
-                "ecmaVersion": 2020
-            },
             "env": {
                 "browser": true,
                 "es2020": true
@@ -208,7 +259,7 @@
             ],
             "excludedFiles": "plugins/*/frontend/public/**/*.js",
             "env": {
-                "es2020": true,
+                "es2023": true,
                 "node": true
             },
             "parserOptions": {
@@ -285,7 +336,7 @@
             ],
             "excludedFiles": "plugins/*/tests.js",
             "env": {
-                "es2020": true,
+                "es2023": true,
                 "node": true
             },
             "parserOptions": {
@@ -302,36 +353,12 @@
                 "plugins/*/tests.js"
             ],
             "env": {
-                "es2020": true,
-                "node": true,
-                "mocha": true
-            },
-            "parserOptions": {
-                "ecmaVersion": 2020,
-                "sourceType": "module"
-            },
-            "rules": {
-                "no-console": "off",
-                "no-unused-vars": "off",
-                "no-redeclare": "off"
-            }
-        },
-        {
-            "files": [
-                "ui-tests/**/*.js"
-            ],
-            "env": {
-                "es2020": true,
+                "es2023": true,
                 "node": true,
                 "mocha": true
             },
-            "globals": {
-                "Cypress": "readonly",
-                "cy": "readonly"
-            },
             "parserOptions": {
-                "ecmaVersion": 2020,
-                "sourceType": "module"
+                "ecmaVersion": 2020
             },
             "rules": {
                 "no-console": "off",

package.json

@@ -14,9 +14,11 @@
     "url": "git://github.com/countly/countly-server.git"
   },
   "devDependencies": {
+    "@stylistic/eslint-plugin": "^2.11.0",
     "apidoc": "^1.0.1",
     "apidoc-template": "^0.0.2",
     "docdash": "^2.0.1",
+    "eslint-plugin-vue": "^9.31.0",
     "grunt-contrib-watch": "1.1.0",
     "grunt-eslint": "24.3.0",
     "grunt-mocha-nyc": "1.0.3",