feat(Category): add category

app/Models/JudicialPrecedent.php

@@ -14,7 +14,8 @@ class JudicialPrecedent extends Model
         'ruling_date',
         'subject',
         'full_text',
-        'issuing_authority'
+        'issuing_authority',
+        'category_id'
     ];
 
     protected $hidden = ['created_at', 'updated_at'];
@@ -23,4 +24,9 @@ class JudicialPrecedent extends Model
     {
         return $this->belongsToMany(Art::class, 'art_judicial_precedent');
     }
+
+    public function category()
+    {
+        return $this->belongsTo(JudicialPrecedentCategory::class, 'category_id');
+    }
 }

app/Models/JudicialPrecedentCategory.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class JudicialPrecedentCategory extends Model
+{
+    use HasFactory;
+
+    protected $fillable = ['name'];
+
+    public function judicialPrecedents()
+    {
+        return $this->hasMany(JudicialPrecedent::class, 'category_id');
+    }
+}