feat: add breath colors

app/Models/BreathingColor.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class BreathingColor extends Model
+{
+    protected $fillable = ['name', 'colors', 'order', 'is_active'];
+
+    protected $casts = [
+        'colors' => 'array',
+        'is_active' => 'boolean',
+        'order' => 'integer',
+    ];
+}

app/Models/BreathingTemplate.php

@@ -8,12 +8,17 @@
 class BreathingTemplate extends Model
 {
      use HasSaves;
-    protected $fillable = ['user_id', 'name', 'inhale', 'exhale', 'breath_hold' , 'duration' , 'description','image_id' , 'source'];
+    protected $fillable = ['user_id', 'name', 'inhale', 'exhale', 'breath_hold' , 'duration' , 'description','image_id' , 'source', 'breathing_color_id'];
 
     public function user()
     {
         return $this->belongsTo(User::class);
     }
+
+    public function breathingColor()
+    {
+        return $this->belongsTo(BreathingColor::class);
+    }
     protected $appends = ['image_url', 'is_saved','saved_count'];
 
     public function getImageUrlAttribute()