añade proto back

back/context/PhotoContext.cs

@@ -0,0 +1,29 @@
+using back.ApiService.models;
+using Microsoft.EntityFrameworkCore;
+
+namespace back.ApiService.context;
+
+public class PhotoContext : DbContext
+{
+    public DbSet<Photo> Photos { get; set; }
+
+    public PhotoContext(DbContextOptions<PhotoContext> options) : base(options)
+    {
+        // Ensure database is created
+        Database.EnsureCreated();
+    }
+
+    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    {
+        modelBuilder.Entity<Photo>()
+            .Property(p => p.Tags)
+            .HasConversion(
+                v => string.Join(',', v),
+                v => v.Split(',', StringSplitOptions.RemoveEmptyEntries).ToList());
+        modelBuilder.Entity<Photo>()
+            .Property(p => p.PersonsIn)
+            .HasConversion(
+                v => string.Join(',', v),
+                v => v.Split(',', StringSplitOptions.RemoveEmptyEntries).ToList());
+    }
+}