feat: init postgresql database

database/seeders/PostgresqlSeeder.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Console\Seeds\WithoutModelEvents;
+use Illuminate\Database\Seeder;
+use App\Models\Postgresql;
+use App\Models\StandaloneDocker;
+
+class PostgresqlSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     */
+    public function run(): void
+    {
+        Postgresql::create([
+            'name' => 'Local PostgreSQL',
+            'description' => 'Local PostgreSQL for testing',
+            'postgres_password' => 'postgres',
+            'environment_id' => 1,
+            'destination_id' => 1,
+            'destination_type' => StandaloneDocker::class,
+        ]);
+    }
+}