Improve eslint configuration

.dev-js/.eslintrc.js

+module.exports = {
+  root: true,
+  overrides: [
+    {
+      files: ["*.js", "*.vue"],
+      // parser: "vue-eslint-parser",
+      //processor: "@graphql-eslint/graphql",
+      extends: [
+        "eslint:recommended",
+        "plugin:vue/strongly-recommended",
+        "plugin:@intlify/vue-i18n/recommended",
+      ],
+      rules: {
+        "no-unused-vars": "warn",
+        "vue/no-unused-vars": "off",
+        "vue/multi-word-component-names": "off",
+        "vue/attribute-hyphenation": "error",
+        "vue/v-slot-style": "error",
+        "@intlify/vue-i18n/key-format-style": [
+          "error",
+          "snake_case",
+          {
+            splitByDots: false,
+          },
+        ],
+        // "@intlify/vue-i18n/no-unused-keys": ["warn", {}],
+        "@intlify/vue-i18n/no-raw-text": [
+          "error",
+          {
+            ignoreNodes: ["v-icon"],
+            ignorePattern: "^[-–—·#:()\\[\\]&\\.\\s]+$",
+          },
+        ],
+        "@intlify/vue-i18n/no-deprecated-tc": "off",
+        // Fixes for prettier (avoid eslint-config-prettier)
+        // The following rules can be used in some cases. See the README for more
+        // information. (These are marked with `0` instead of `"off"` so that a
+        // script can distinguish them.)
+        curly: 0,
+        "lines-around-comment": 0,
+        "max-len": 0,
+        "no-confusing-arrow": 0,
+        "no-mixed-operators": 0,
+        "no-tabs": 0,
+        "no-unexpected-multiline": 0,
+        quotes: 0,
+        "@typescript-eslint/quotes": 0,
+        "babel/quotes": 0,
+        "vue/html-self-closing": 0,
+        "vue/max-len": 0,
+
+        // The rest are rules that you never need to enable when using Prettier.
+        "array-bracket-newline": "off",
+        "array-bracket-spacing": "off",
+        "array-element-newline": "off",
+        "arrow-parens": "off",
+        "arrow-spacing": "off",
+        "block-spacing": "off",
+        "brace-style": "off",
+        "comma-dangle": "off",
+        "comma-spacing": "off",
+        "comma-style": "off",
+        "computed-property-spacing": "off",
+        "dot-location": "off",
+        "eol-last": "off",
+        "func-call-spacing": "off",
+        "function-call-argument-newline": "off",
+        "function-paren-newline": "off",
+        "generator-star": "off",
+        "generator-star-spacing": "off",
+        "implicit-arrow-linebreak": "off",
+        indent: "off",
+        "jsx-quotes": "off",
+        "key-spacing": "off",
+        "keyword-spacing": "off",
+        "linebreak-style": "off",
+        "multiline-ternary": "off",
+        "newline-per-chained-call": "off",
+        "new-parens": "off",
+        "no-arrow-condition": "off",
+        "no-comma-dangle": "off",
+        "no-extra-parens": "off",
+        "no-extra-semi": "off",
+        "no-floating-decimal": "off",
+        "no-mixed-spaces-and-tabs": "off",
+        "no-multi-spaces": "off",
+        "no-multiple-empty-lines": "off",
+        "no-reserved-keys": "off",
+        "no-space-before-semi": "off",
+        "no-trailing-spaces": "off",
+        "no-whitespace-before-property": "off",
+        "no-wrap-func": "off",
+        "nonblock-statement-body-position": "off",
+        "object-curly-newline": "off",
+        "object-curly-spacing": "off",
+        "object-property-newline": "off",
+        "one-var-declaration-per-line": "off",
+        "operator-linebreak": "off",
+        "padded-blocks": "off",
+        "quote-props": "off",
+        "rest-spread-spacing": "off",
+        semi: "off",
+        "semi-spacing": "off",
+        "semi-style": "off",
+        "space-after-function-name": "off",
+        "space-after-keywords": "off",
+        "space-before-blocks": "off",
+        "space-before-function-paren": "off",
+        "space-before-function-parentheses": "off",
+        "space-before-keywords": "off",
+        "space-in-brackets": "off",
+        "space-in-parens": "off",
+        "space-infix-ops": "off",
+        "space-return-throw-case": "off",
+        "space-unary-ops": "off",
+        "space-unary-word-ops": "off",
+        "switch-colon-spacing": "off",
+        "template-curly-spacing": "off",
+        "template-tag-spacing": "off",
+        "unicode-bom": "off",
+        "wrap-iife": "off",
+        "wrap-regex": "off",
+        "yield-star-spacing": "off",
+        "@babel/object-curly-spacing": "off",
+        "@babel/semi": "off",
+        "@typescript-eslint/brace-style": "off",
+        "@typescript-eslint/comma-dangle": "off",
+        "@typescript-eslint/comma-spacing": "off",
+        "@typescript-eslint/func-call-spacing": "off",
+        "@typescript-eslint/indent": "off",
+        "@typescript-eslint/keyword-spacing": "off",
+        "@typescript-eslint/member-delimiter-style": "off",
+        "@typescript-eslint/no-extra-parens": "off",
+        "@typescript-eslint/no-extra-semi": "off",
+        "@typescript-eslint/object-curly-spacing": "off",
+        "@typescript-eslint/semi": "off",
+        "@typescript-eslint/space-before-blocks": "off",
+        "@typescript-eslint/space-before-function-paren": "off",
+        "@typescript-eslint/space-infix-ops": "off",
+        "@typescript-eslint/type-annotation-spacing": "off",
+        "babel/object-curly-spacing": "off",
+        "babel/semi": "off",
+        "flowtype/boolean-style": "off",
+        "flowtype/delimiter-dangle": "off",
+        "flowtype/generic-spacing": "off",
+        "flowtype/object-type-curly-spacing": "off",
+        "flowtype/object-type-delimiter": "off",
+        "flowtype/quotes": "off",
+        "flowtype/semi": "off",
+        "flowtype/space-after-type-colon": "off",
+        "flowtype/space-before-generic-bracket": "off",
+        "flowtype/space-before-type-colon": "off",
+        "flowtype/union-intersection-spacing": "off",
+        "react/jsx-child-element-spacing": "off",
+        "react/jsx-closing-bracket-location": "off",
+        "react/jsx-closing-tag-location": "off",
+        "react/jsx-curly-newline": "off",
+        "react/jsx-curly-spacing": "off",
+        "react/jsx-equals-spacing": "off",
+        "react/jsx-first-prop-new-line": "off",
+        "react/jsx-indent": "off",
+        "react/jsx-indent-props": "off",
+        "react/jsx-max-props-per-line": "off",
+        "react/jsx-newline": "off",
+        "react/jsx-one-expression-per-line": "off",
+        "react/jsx-props-no-multi-spaces": "off",
+        "react/jsx-tag-spacing": "off",
+        "react/jsx-wrap-multilines": "off",
+        "standard/array-bracket-even-spacing": "off",
+        "standard/computed-property-even-spacing": "off",
+        "standard/object-curly-even-spacing": "off",
+        "unicorn/empty-brace-spaces": "off",
+        "unicorn/no-nested-ternary": "off",
+        "unicorn/number-literal-case": "off",
+        "vue/array-bracket-newline": "off",
+        "vue/array-bracket-spacing": "off",
+        "vue/arrow-spacing": "off",
+        "vue/block-spacing": "off",
+        "vue/block-tag-newline": "off",
+        "vue/brace-style": "off",
+        "vue/comma-dangle": "off",
+        "vue/comma-spacing": "off",
+        "vue/comma-style": "off",
+        "vue/dot-location": "off",
+        "vue/func-call-spacing": "off",
+        "vue/html-closing-bracket-newline": "off",
+        "vue/html-closing-bracket-spacing": "off",
+        "vue/html-end-tags": "off",
+        "vue/html-indent": "off",
+        "vue/html-quotes": "off",
+        "vue/key-spacing": "off",
+        "vue/keyword-spacing": "off",
+        "vue/max-attributes-per-line": "off",
+        "vue/multiline-html-element-content-newline": "off",
+        "vue/multiline-ternary": "off",
+        "vue/mustache-interpolation-spacing": "off",
+        "vue/no-extra-parens": "off",
+        "vue/no-multi-spaces": "off",
+        "vue/no-spaces-around-equal-signs-in-attribute": "off",
+        "vue/object-curly-newline": "off",
+        "vue/object-curly-spacing": "off",
+        "vue/object-property-newline": "off",
+        "vue/operator-linebreak": "off",
+        "vue/quote-props": "off",
+        "vue/script-indent": "off",
+        "vue/singleline-html-element-content-newline": "off",
+        "vue/space-in-parens": "off",
+        "vue/space-infix-ops": "off",
+        "vue/space-unary-ops": "off",
+        "vue/template-curly-spacing": "off",
+      },
+      settings: {
+        "vue-i18n": {
+          localeDir: "./aleksis/core/frontend/messages/*.{json}",
+          messageSyntaxVersion: "^8.0.0",
+        },
+      },
+      env: {
+        es2021: true,
+      },
+      parserOptions: {
+        ecmaVersion: "latest",
+      },
+    },
+    {
+      files: ["*.graphql"],
+      parser: "@graphql-eslint/eslint-plugin",
+      plugins: ["@graphql-eslint"],
+      extends: "plugin:@graphql-eslint/operations-recommended",
+      parserOptions: {
+        graphQLConfig: {
+          schema: "./schema.json",
+          documents: "../aleksis/**/*/frontend/**/*.graphql",
+        },
+      },
+      rules: {
+        "@graphql-eslint/no-anonymous-operations": "error",
+        "@graphql-eslint/no-duplicate-fields": "error",
+        "@graphql-eslint/naming-convention": [
+          "error",
+          {
+            OperationDefinition: {
+              style: "camelCase",
+              forbiddenPrefixes: ["Query", "Mutation", "Subscription", "Get"],
+              forbiddenSuffixes: ["Query", "Mutation", "Subscription"],
+            },
+          },
+        ],
+      },
+    },
+  ],
+};