Restructure project

Database/Database.Seed/Program.cs

@@ -0,0 +1,40 @@
+using DBSeed;
+using Microsoft.Data.SqlClient;
+
+try
+{
+    var connectionString = Environment.GetEnvironmentVariable(
+        "DB_CONNECTION_STRING"
+    );
+    if (string.IsNullOrWhiteSpace(connectionString))
+        throw new InvalidOperationException(
+            "Environment variable DB_CONNECTION_STRING is not set or is empty."
+        );
+
+    await using var connection = new SqlConnection(connectionString);
+    await connection.OpenAsync();
+
+    Console.WriteLine("Connected to database.");
+
+    ISeeder[] seeders =
+    [
+        new LocationSeeder(),
+        new UserSeeder(),
+    ];
+
+    foreach (var seeder in seeders)
+    {
+        Console.WriteLine($"Seeding {seeder.GetType().Name}...");
+        await seeder.SeedAsync(connection);
+        Console.WriteLine($"{seeder.GetType().Name} seeded.");
+    }
+
+    Console.WriteLine("Seed completed successfully.");
+    return 0;
+}
+catch (Exception ex)
+{
+    Console.Error.WriteLine("Seed failed:");
+    Console.Error.WriteLine(ex);
+    return 1;
+}