Redo database migrations for pgsql

database/migrations/0108-create_group.php

@@ -0,0 +1,47 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+	/**
+	 * Run the migrations.
+	 *
+	 * @return void
+	 */
+	public function up()
+	{
+		Schema::create('groups', function(Blueprint $table)
+		{
+			$table->id();
+			$table->timestamps();
+			$table->integer('site_id')->unsigned();
+			$table->boolean('active')->default(false);
+
+			$table->dateTime('start_at')->nullable();
+			$table->dateTime('expire_at')->nullable();
+
+			$table->string('name',128)->unique();
+			$table->boolean('pricing')->default(false);
+			$table->text('notes')->nullable();
+
+			$table->foreign(['site_id'])->references(['id'])->on('sites');
+
+			$table->unique(['id','site_id']);
+			$table->integer('parent_id')->nullable();
+			$table->foreign(['parent_id','site_id'])->references(['id','site_id'])->on('groups');
+		});
+	}
+
+	/**
+	 * Reverse the migrations.
+	 *
+	 * @return void
+	 */
+	public function down()
+	{
+		Schema::drop('groups');
+	}
+};