eslint: Introduce jsx-a11y plugin

Closes cockpit-project#12854

.eslintrc.json

@@ -4,7 +4,7 @@
         "browser": true,
         "es6": true
     },
-    "extends": ["eslint:recommended", "standard", "standard-react"],
+    "extends": ["eslint:recommended", "standard", "standard-react", "plugin:jsx-a11y/recommended"],
     "parser": "babel-eslint",
     "parserOptions": {
         "ecmaVersion": "7",
@@ -13,7 +13,7 @@
         },
         "sourceType": "module"
     },
-    "plugins": ["flowtype", "react", "cockpit"],
+    "plugins": ["flowtype", "react", "cockpit", "jsx-a11y"],
     "rules": {
         "indent": ["error", 4,
             {
@@ -47,6 +47,17 @@
         "space-before-function-paren": "off",
         "standard/no-callback-literal": "off",
 
+        "jsx-a11y/no-noninteractive-tabindex": "off",
+        "jsx-a11y/no-static-element-interactions": "off",
+        "jsx-a11y/click-events-have-key-events": "off",
+        "jsx-a11y/label-has-associated-control": "off",
+        "jsx-a11y/anchor-is-valid": "off",
+        "jsx-a11y/alt-text": "off",
+        "jsx-a11y/no-autofocus": "off",
+        "jsx-a11y/no-noninteractive-element-interactions": "off",
+        "jsx-a11y/no-interactive-element-to-noninteractive-role": "off",
+        "jsx-a11y/no-onchange": "off",
+
         "eqeqeq": "off",
         "import/no-webpack-loader-syntax": "off",
         "object-property-newline": "off",

package.json

@@ -59,6 +59,7 @@
     "eslint-plugin-promise": "^4.2.1",
     "eslint-plugin-react": "^7.15.1",
     "eslint-plugin-standard": "^4.0.1",
+    "eslint-plugin-jsx-a11y": "^6.2.3",
     "html-webpack-plugin": "^3.2.0",
     "htmlparser": "^1.7.7",
     "imports-loader": "^0.6.5",