.eslintrc.json

{
    "root": true,
    "extends": [
        "eslint:recommended",
        "plugin:vue/vue3-recommended",
        "plugin:@typescript-eslint/recommended",
        "prettier"
    ],
    "parser": "vue-eslint-parser",
    "parserOptions": {
        "ecmaVersion": "latest",
        "parser": "@typescript-eslint/parser",
        "sourceType": "module",
        "extraFileExtensions": [".vue"]
    },
    "overrides": [
        {
          "files": ["*.ts"],

          "parserOptions": {
            "project": ["./tsconfig.json"] // Specify it only for TypeScript files
          }
        }
      ],
    "plugins": [
        "vue",
        "@typescript-eslint"
    ],
    "rules": {
        "@typescript-eslint/no-non-null-assertion": "off",
        "@typescript-eslint/no-inferrable-types": "off",
        "vue/html-self-closing": ["error", {
            "html": {
                "void": "any",
                "normal": "always",
                "component": "always"
            },
            "svg": "always",
            "math": "always"
        }],
        "@typescript-eslint/no-unused-vars": ["warn", {
            "varsIgnorePattern": "(props)|(emits?)|_"
        }],
        "vue/require-v-for-key": "warn",
        "vue/no-v-model-argument": "off" // NO idea why this rule exists
    },
    "ignorePatterns": ["**/*.test.ts", "dist/*", "node_modules/*"]
}