Increased maxRetryCount (number of retries) of EFDbContext trying to connect to the ASP.NET Identity database so EF migrations is run properly if the SQL container starts up slower.

src/Services/Identity/Identity.API/Startup.cs

@@ -42,7 +42,7 @@ namespace Microsoft.eShopOnContainers.Services.Identity.API
                                      {
                                          sqlOptions.MigrationsAssembly(typeof(Startup).GetTypeInfo().Assembly.GetName().Name);
                                          //Configuring Connection Resiliency: https://docs.microsoft.com/en-us/ef/core/miscellaneous/connection-resiliency 
-                                         sqlOptions.EnableRetryOnFailure(maxRetryCount: 10, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
+                                         sqlOptions.EnableRetryOnFailure(maxRetryCount: 15, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
                                      }));
 
             services.AddIdentity<ApplicationUser, IdentityRole>()
@@ -91,7 +91,7 @@ namespace Microsoft.eShopOnContainers.Services.Identity.API
                                      {
                                          sqlOptions.MigrationsAssembly(migrationsAssembly);
                                          //Configuring Connection Resiliency: https://docs.microsoft.com/en-us/ef/core/miscellaneous/connection-resiliency 
-                                         sqlOptions.EnableRetryOnFailure(maxRetryCount: 10, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
+                                         sqlOptions.EnableRetryOnFailure(maxRetryCount: 15, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
                                      });
                 })
                 .AddOperationalStore(options =>
@@ -101,7 +101,7 @@ namespace Microsoft.eShopOnContainers.Services.Identity.API
                                      {
                                          sqlOptions.MigrationsAssembly(migrationsAssembly);
                                          //Configuring Connection Resiliency: https://docs.microsoft.com/en-us/ef/core/miscellaneous/connection-resiliency 
-                                         sqlOptions.EnableRetryOnFailure(maxRetryCount: 10, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
+                                         sqlOptions.EnableRetryOnFailure(maxRetryCount: 15, maxRetryDelay: TimeSpan.FromSeconds(30), errorNumbersToAdd: null);
                                      });
                  })
                 .Services.AddTransient<IProfileService, ProfileService>();