Initial commit: Domain model, Infrastructure, and Database setup

src/Hospitality.Infrastructure/Data/HospitalityDbContext.cs

@@ -0,0 +1,28 @@
+using Hospitality.Domain.Entities;
+using Microsoft.EntityFrameworkCore;
+
+namespace Hospitality.Infrastructure.Data;
+
+public class HospitalityDbContext : DbContext
+{
+    public HospitalityDbContext(DbContextOptions<HospitalityDbContext> options) : base(options)
+    {
+    }
+
+    public DbSet<Event> Events { get; set; }
+    public DbSet<Product> Products { get; set; }
+    public DbSet<QuotaDefinition> QuotaDefinitions { get; set; }
+    public DbSet<Group> Groups { get; set; }
+    public DbSet<Person> People { get; set; }
+    public DbSet<PersonQuota> PersonQuotas { get; set; }
+    public DbSet<Transaction> Transactions { get; set; }
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        base.OnModelCreating(modelBuilder);
+        
+        modelBuilder.Entity<Person>()
+            .HasIndex(p => p.QrCode)
+            .IsUnique();
+    }
+}