restore composer.json, add mysqli extension

database/migrations/2020_08_05_112247_create_staff_table.php

@@ -0,0 +1,41 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateStaffTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('staff', function (Blueprint $table) {
+            $table->id();
+
+//            $table->string('name',144);
+            $table->string('username', 144)->unique();
+            $table->string('password');
+            $table->unsignedBigInteger('role_id')->default(1);
+            $table->rememberToken();
+            $table->boolean('block')->default(false);
+            $table->timestamps();
+            $table->foreign('role_id')
+                ->references('id')
+                ->on('roles')->cascadeOnDelete();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('staff');
+    }
+}