wip: initial config layout

Author: tobimori

config/options.php

@@ -76,6 +76,7 @@
 		'base' => null, // base url for canonical links
 		'trailingSlash' => false, // whether to add trailing slashes to canonical URLs (except for files)
 	],
+	'ai' => require __DIR__ . '/options/ai.php',
 	'generateSchema' => true, // whether to generate default schema.org data
 	'locale' => 'en_US', // default locale, used for single-language sites
 	'dateFormat' => null, // custom date format

config/options/ai.php

@@ -0,0 +1,50 @@
+<?php
+
+use tobimori\Seo\Ai\Providers\OpenAi;
+
+return [
+	'enabled' => true,
+
+	/**
+	 * Identifier of the provider entry to use when a task
+	 * does not declare its own provider.
+	 */
+	'defaultProvider' => 'openai',
+
+	'providers' => [
+		'openai' => [
+			'class' => OpenAi::class,
+			'config' => [
+				'apiKey' => '', // needs to be defined
+				'model' => 'gpt-5-mini',
+				'endpoint' => 'https://api.openai.com/v1/responses',
+			],
+		],
+		'openrouter' => [
+			'class' => OpenAi::class,
+			'config' => [
+				'apiKey' => '', // needs to be defined
+				'model' => 'openai/gpt-5-mini',
+				'endpoint' => 'https://openrouter.ai/api/v1/chat/completions',
+			],
+		],
+	],
+
+	/**
+	 * Task definitions describe how different jobs should
+	 * call the AI service. Prompts are stored in the translation
+	 * files and referenced by their key.
+	 */
+	'tasks' => [
+		'pageTitle' => [
+			'provider' => null, // e.g. => 'openai',
+			'prompt' => 'seo.ai.prompts.pageTitle',
+			'context' => [],
+		],
+		'imageAlt' => [
+			'provider' => null, // e.g. => 'openai',
+			'prompt' => 'seo.ai.prompts.imageAlt',
+			'context' => [],
+		],
+	],
+];