fix(items): added unit name after quantity in the pdf templates

database/migrations/2021_03_03_155223_add_unit_name_to_pdf.php

@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddUnitNameToPdf extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('invoice_items', function (Blueprint $table) {
+            $table->string('unit_name')->nullable()->after('quantity');
+        });
+        Schema::table('estimate_items', function (Blueprint $table) {
+            $table->string('unit_name')->nullable()->after('quantity');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('invoice_items', function (Blueprint $table) {
+            $table->dropColumn('unit_name');
+        });
+        Schema::table('estimate_items', function (Blueprint $table) {
+            $table->dropColumn('unit_name');
+        });
+    }
+}