eliminate manually update the appsettings.json file

src/Infrastructure/Dependencies.cs

@@ -30,11 +30,11 @@ public static class Dependencies
             // Requires LocalDB which can be installed with SQL Server Express 2016
             // https://www.microsoft.com/en-us/download/details.aspx?id=54284
             services.AddDbContext<CatalogContext>(c =>
-                c.UseSqlServer(configuration.GetConnectionString("CatalogConnection")));
+                c.UseSqlServer(configuration["CATALOG_CONNECTION_STRING_VALUE"]));
 
             // Add Identity DbContext
             services.AddDbContext<AppIdentityDbContext>(options =>
-                options.UseSqlServer(configuration.GetConnectionString("IdentityConnection")));
+                options.UseSqlServer(configuration["IDENTITY_CONNECTION_STRING_VALUE"]));
         }
     }
 }