einundzwanzig-portal/config/seo.php

<?php

use RalphJSmit\Laravel\SEO\Models\SEO;

return [
    /**
     * The SEO model. You can use this setting to override the model used by the package.
     * Make sure to always extend the old model, so that you'll not lose functionality during upgrades.
     */
    'model' => SEO::class,

    /**
     * Use this setting to specify the site name that will be used in OpenGraph tags.
     */
    'site_name' => 'Einundzwanzig Portal',

    /**
     * Use this setting to specify the path to the sitemap of your website. This exact path will outputted, so
     * you can use both a hardcoded url and a relative path. We recommend the later.
     *
     * Example: '/storage/sitemap.xml'
     * Do not forget the slash at the start. This will tell the search engine that the path is relative
     * to the root domain and not relative to the current URL. The `spatie/laravel-sitemap` package
     * is a great package to generate sitemaps for your application.
     */
    'sitemap' => null,

    /**
     * Use this setting to specify whether you want self-referencing `<link rel="canonical" href="$url">` tags to
     * be added to the head of every page. There has been some debate whether this a good practice, but experts
     * from Google and Yoast say that this is the best strategy.
     * See https://yoast.com/rel-canonical/.
     */
    'canonical_link' => true,

    'robots' => [
        /**
         * Use this setting to specify the default value of the robots meta tag. `<meta name="robots" content="noindex">`
         * Overwrite it with the robots attribute of the SEOData object. `SEOData->robots = 'noindex, nofollow'`
         * "max-snippet:-1" Use n chars (-1: Search engine chooses) as a search result snippet.
         * "max-image-preview:large" Max size of a preview in search results.
         * "max-video-preview:-1" Use max seconds (-1: There is no limit) as a video snippet in search results.
         * See https://developers.google.com/search/docs/advanced/robots/robots_meta_tag
         * Default: 'max-snippet:-1, max-image-preview:large, max-video-preview:-1'
         */
        'default' => 'max-snippet:-1,max-image-preview:large,max-video-preview:-1',

        /**
         * Force set the robots `default` value and make it impossible to overwrite it. (e.g. via SEOData->robots)
         * Use case: You need to set `noindex, nofollow` for the entire website without exception.
         * Default: false
         */
        'force_default' => false,
    ],

    /**
     * Use this setting to specify the path to the favicon for your website. The url to it will be generated using the `secure_url()` function,
     * so make sure to make the favicon accessibly from the `public` folder.
     *
     * You can use the following filetypes: ico, png, gif, jpeg, svg.
     */
    'favicon' => '/img/favicon.svg',

    'title' => [
        /**
         * Use this setting to let the package automatically infer a title from the url, if no other title
         * was given. This will be very useful on pages where you don't have an Eloquent model for, or where you
         * don't want to hardcode the title.
         *
         * For example, if you have a with the url '/foo/about-me', we'll automatically set the title to 'About me' and append the site suffix.
         */
        'infer_title_from_url' => true,

        /**
         * Use this setting to provide a suffix that will be added after the title on each page.
         * If you don't want a suffix, you should specify an empty string.
         */
        'suffix' => '',

        /**
         * Use this setting to provide a custom title for the homepage. We will not use the suffix on the homepage,
         * so you'll need to add the suffix manually if you want that. If set to null, we'll determine the title
         * just like the other pages.
         */
        'homepage_title' => null,
    ],

    'description' => [
        /**
         * Use this setting to specify a fallback description, which will be used on places
         * where we don't have a description set via an associated ->seo model or via
         * the ->getDynamicSEOData() method.
         */
        'fallback' => null,
    ],

    'image' => [
        /**
         * Use this setting to specify a fallback image, which will be used on places where you
         * don't have an image set via an associated ->seo model or via the ->getDynamicSEOData() method.
         * This should be a path to an image. The url to the path is generated using the `secure_url()` function (`secure_url($yourProvidedPath)`).
         */
        'fallback' => '/img/screenshot.png',
    ],

    'author' => [
        /**
         * Use this setting to specify a fallback author, which will be used on places where you
         * don't have an author set via an associated ->seo model or via the ->getDynamicSEOData() method.
         */
        'fallback' => 'einundzwanzig',
    ],

    'twitter' => [
        /**
         * Use this setting to enter your username and include that with the Twitter Card tags.
         * Enter the username like 'yourUserName', so without the '@'.
         */
        '@username' => '_einundzwanzig_',
    ],
];