Added hasMany relation on model files and Updated report filter functionality on resource file

app/Models/Machine.php

@@ -12,9 +12,9 @@ class Machine extends Model
 
     protected $fillable = [
         'plant_id',
-		'line_id',
+        'line_id',
         'work_group_master_id',
-		'name',
+        'name',
         'work_center',
     ];
 
@@ -23,7 +23,7 @@ class Machine extends Model
         return $this->belongsTo(Plant::class);
     }
 
-	public function line(): BelongsTo
+    public function line(): BelongsTo
     {
         return $this->belongsTo(Line::class);
     }
@@ -33,6 +33,11 @@ class Machine extends Model
         return $this->belongsTo(WorkGroupMaster::class);
     }
 
+    public function productCharacteristicsMasters()
+    {
+        return $this->hasMany(ProductCharacteristicsMaster::class);
+    }
+
     public function testingPanelReadings()
     {
         return $this->hasMany(TestingPanelReading::class);
@@ -42,5 +47,4 @@ class Machine extends Model
     {
         return $this->hasMany(EquipmentMaster::class, 'machine_id', 'id');
     }
-
 }