Migrate backend to Porto architecture and fix minor bugs

- Fully transitioned the backend to the Porto architectural pattern
- Improved code organization and maintainability
- Fixed minor bugs and inconsistencies

app/Containers/Science/Models/AcademicJournal.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Containers\Science\Models;
+
+use App\Ship\Contracts\SeoDescriptionInterface;
+use App\Ship\Models\Model;
+use App\Ship\Traits\HasSeo;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class AcademicJournal extends Model implements SeoDescriptionInterface
+{
+    use HasFactory, HasSeo;
+
+    protected $guarded = false;
+
+    protected $casts = [
+        'main_info' => 'array',
+        'chief_editor' => 'array',
+        'editors' => 'array',
+        'for_authors' => 'array',
+    ];
+
+    public function journals(): HasMany
+    {
+        return $this->hasMany(JournalIssue::class);
+    }
+
+    public function getSeoDescription(): array
+    {
+        return $this->main_info;
+    }
+}