Update x prima integrazione vocabolario

Lux.API/Program.cs

@@ -1,9 +1,13 @@
 using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Caching.Distributed;
 using Microsoft.OpenApi.Models;
 using NLog.Targets;
 using NLog.Web;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;
+using ZiggyCreatures.Caching.Fusion;
+using ZiggyCreatures.Caching.Fusion.Backplane.StackExchangeRedis;
+using ZiggyCreatures.Caching.Fusion.Serialization.NewtonsoftJson;
 //using System.Text.Json.Serialization;
 
 var builder = WebApplication.CreateBuilder(args);
@@ -21,7 +25,16 @@ logger.Info($"Current ASPNETCORE_ENVIRONMENT: {env.EnvironmentName}");
 
 // costruzione connectionMultiplexer redis...
 string connStr = configuration.GetConnectionString("Redis") ?? "localhost";
-ConnectionMultiplexer redisConn = ConnectionMultiplexer.Connect(connStr);
+IConnectionMultiplexer redisMPlex = ConnectionMultiplexer.Connect(connStr);
+
+// ✅ FusionCache
+builder.Services.AddFusionCache()
+    .WithDistributedCache(sp => sp.GetRequiredService<IDistributedCache>())
+    .WithSerializer(new FusionCacheNewtonsoftJsonSerializer())
+    .WithBackplane(new RedisBackplane(new RedisBackplaneOptions
+    {
+        ConnectionMultiplexerFactory = () => Task.FromResult(redisMPlex)
+    }));
 
 // ====================================================================
 // Setup Tracing e Telemetria...
@@ -51,7 +64,7 @@ if (otelEnabled)
                 .AddSource("Lux.UI")
                 .AddAspNetCoreInstrumentation(options => { options.Filter = ctx => !ctx.Request.Path.StartsWithSegments("/health"); })
                 .AddEntityFrameworkCoreInstrumentation()
-                .AddRedisInstrumentation(redisConn);
+                .AddRedisInstrumentation(redisMPlex);
 
             // ====================================================================
             // ESPORTAZIONE DI RETE (Solo Livelli 1 e 2)
@@ -129,7 +142,7 @@ builder.Services.AddSwaggerGen(c =>
 
 
 // registro connMultiplexer REDIS
-builder.Services.AddSingleton<IConnectionMultiplexer>(redisConn);
+builder.Services.AddSingleton<IConnectionMultiplexer>(redisMPlex);
 
 var connectionString = builder.Configuration.GetConnectionString("Lux.All") ?? throw new InvalidOperationException("Connection string 'DefaultConnection' not found.");
 // DataLayerContext (manca!)