Implement base service file modification through panel

database/migrations/2016_11_09_163911_add_checksums_table.php

@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddChecksumsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('checksums', function (Blueprint $table) {
+            $table->increments('id');
+            $table->integer('service')->unsigned();
+            $table->string('filename');
+            $table->char('checksum', 40);
+            $table->timestamps();
+
+            $table->foreign('service')->references('id')->on('services');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::drop('checksums');
+    }
+}