Implement scheduled AI blog generation

.env.example

@@ -81,3 +81,14 @@ EXPERIENCE_CHAT_HISTORY_TURNS=4
 EXPERIENCE_CHAT_CONTACT_FORM_MAX_TOKENS=1000
 EXPERIENCE_CHAT_SMART_FILTER_MAX_TOKENS=200
 EXPERIENCE_CHAT_SMART_FILTER_DESCRIPTION_LENGTH=600
+
+# Weekly AI blog draft (app:generate-blog-post, runs Monday 08:00)
+BLOG_GENERATION_RESEARCH_MODEL=gpt-4o-search-preview
+BLOG_GENERATION_WRITING_MODEL=gpt-4o
+BLOG_GENERATION_IMAGE_MODEL=dall-e-3
+BLOG_GENERATION_RESEARCH_MAX_TOKENS=3500
+BLOG_GENERATION_WRITING_MAX_TOKENS=4000
+BLOG_GENERATION_WRITING_TEMPERATURE=0.65
+BLOG_GENERATION_WRITING_TOP_P=0.9
+BLOG_GENERATION_LANGUAGE=Dutch
+BLOG_GENERATION_LOCALE=nl

app/Console/Commands/GenerateBlogPost.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Services\BlogGenerationService;
+use Illuminate\Console\Command;
+use Throwable;
+
+class GenerateBlogPost extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'app:generate-blog-post';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Generate a draft blog post via OpenAI and save it as visible=false for review';
+
+    public function handle(BlogGenerationService $service): int
+    {
+        try {
+            $blog = $service->generate();
+        } catch (Throwable $e) {
+            $this->error('Blog generation failed: ' . $e->getMessage());
+
+            return self::FAILURE;
+        }
+
+        $this->info("Draft blog post created: \"{$blog->title}\" (id: {$blog->id}, slug: {$blog->slug}).");
+        $this->info('Review and publish it from the Filament admin.');
+
+        return self::SUCCESS;
+    }
+}