Ajout de la gestion du Cors Origin

Startup.cs

@@ -16,6 +16,8 @@ namespace EPAServeur
 {
 	public class Startup
 	{
+
+		readonly string AllowCrossClientEPA = "_AllowsCrossOriginClientEPA";
 		public Startup(IConfiguration configuration)
 		{
 			Configuration = configuration;
@@ -26,6 +28,15 @@ namespace EPAServeur
 		// This method gets called by the runtime. Use this method to add services to the container.
 		public void ConfigureServices(IServiceCollection services)
 		{
+			services.AddCors(options =>
+			{
+				options.AddPolicy(name: AllowCrossClientEPA,
+								  builder =>
+								  {
+									  builder.WithOrigins("http://localhost:4200").AllowAnyHeader().AllowAnyMethod();
+								  });
+			});
+
 			services.AddControllers();
 			services.AddAuthentication(BearerAuthenticationHandler.SchemeName)
 				.AddScheme<AuthenticationSchemeOptions, BearerAuthenticationHandler>(BearerAuthenticationHandler.SchemeName, null);
@@ -70,6 +81,8 @@ namespace EPAServeur
 
 			app.UseRouting();
 
+			app.UseCors(AllowCrossClientEPA);
+
 			app.UseAuthorization();
 
 			app.UseEndpoints(endpoints =>