create service count floor level and retributions

app/Models/FormulaParameter.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class FormulaParameter extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'formula_id',
+        'parameter_id',
+    ];
+
+    /**
+     * Relationship to MasterFormula
+     */
+    public function formula()
+    {
+        return $this->belongsTo(MasterFormula::class, 'formula_id');
+    }
+
+    /**
+     * Relationship to MasterParameter
+     */
+    public function parameter()
+    {
+        return $this->belongsTo(MasterParameter::class, 'parameter_id');
+    }
+}