✨ Shared auth scheme

DysonNetwork.Drive/Startup/ApplicationBuilderExtensions.cs

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+namespace DysonNetwork.Drive.Startup;
+
+public static class ApplicationBuilderExtensions
+{
+    public static WebApplication ConfigureAppMiddleware(this WebApplication app, IConfiguration configuration)
+    {
+        // Configure the HTTP request pipeline.
+        if (app.Environment.IsDevelopment())
+        {
+            app.UseSwagger();
+            app.UseSwaggerUI();
+        }
+
+        app.UseHttpsRedirection();
+        app.UseAuthorization();
+        app.MapControllers();
+
+        return app;
+    }
+
+    public static WebApplication ConfigureGrpcServices(this WebApplication app)
+    {
+        // Map your gRPC services here
+        // Example: app.MapGrpcService<MyGrpcService>();
+
+        return app;
+    }
+}

DysonNetwork.Drive/Startup/KestrelConfiguration.cs

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+namespace DysonNetwork.Pusher.Startup;
+
+public static class KestrelConfiguration
+{
+    public static WebApplicationBuilder ConfigureAppKestrel(this WebApplicationBuilder builder)
+    {
+        builder.Host.UseContentRoot(Directory.GetCurrentDirectory());
+        builder.WebHost.ConfigureKestrel(options =>
+        {
+            options.Limits.MaxRequestBodySize = 50 * 1024 * 1024;
+            options.Limits.KeepAliveTimeout = TimeSpan.FromMinutes(2);
+            options.Limits.RequestHeadersTimeout = TimeSpan.FromSeconds(30);
+        });
+
+        return builder;
+    }
+}

DysonNetwork.Drive/Startup/ScheduledJobsConfiguration.cs

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+using Quartz;
+
+namespace DysonNetwork.Drive.Startup;
+
+public static class ScheduledJobsConfiguration
+{
+    public static IServiceCollection AddAppScheduledJobs(this IServiceCollection services)
+    {
+        services.AddQuartz(q =>
+        {
+            var appDatabaseRecyclingJob = new JobKey("AppDatabaseRecycling");
+            q.AddJob<AppDatabaseRecyclingJob>(opts => opts.WithIdentity(appDatabaseRecyclingJob));
+            q.AddTrigger(opts => opts
+                .ForJob(appDatabaseRecyclingJob)
+                .WithIdentity("AppDatabaseRecyclingTrigger")
+                .WithCronSchedule("0 0 0 * * ?"));
+        });
+        services.AddQuartzHostedService(q => q.WaitForJobsToComplete = true);
+
+        return services;
+    }
+}

DysonNetwork.Drive/Startup/ServiceCollectionExtensions.cs

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+using System.Text.Json;
+using System.Threading.RateLimiting;
+using dotnet_etcd.interfaces;
+using DysonNetwork.Shared.Cache;
+using Microsoft.AspNetCore.RateLimiting;
+using Microsoft.OpenApi.Models;
+using NodaTime;
+using NodaTime.Serialization.SystemTextJson;
+using StackExchange.Redis;
+using DysonNetwork.Shared.Proto;
+
+namespace DysonNetwork.Drive.Startup;
+
+public static class ServiceCollectionExtensions
+{
+    public static IServiceCollection AddAppServices(this IServiceCollection services, IConfiguration configuration)
+    {
+        services.AddDbContext<AppDatabase>(); // Assuming you'll have an AppDatabase
+        services.AddSingleton<IConnectionMultiplexer>(_ =>
+        {
+            var connection = configuration.GetConnectionString("FastRetrieve")!;
+            return ConnectionMultiplexer.Connect(connection);
+        });
+        services.AddSingleton<IClock>(SystemClock.Instance);
+        services.AddHttpContextAccessor();
+        services.AddSingleton<ICacheService, CacheServiceRedis>(); // Uncomment if you have CacheServiceRedis
+
+        services.AddHttpClient();
+
+        // Register gRPC services
+        services.AddGrpc(options =>
+        {
+            options.EnableDetailedErrors = true; // Will be adjusted in Program.cs
+            options.MaxReceiveMessageSize = 16 * 1024 * 1024; // 16MB
+            options.MaxSendMessageSize = 16 * 1024 * 1024; // 16MB
+        });
+        
+        // Register gRPC reflection for service discovery
+        services.AddGrpc();
+
+        services.AddControllers().AddJsonOptions(options =>
+        {
+            options.JsonSerializerOptions.PropertyNamingPolicy = JsonNamingPolicy.SnakeCaseLower;
+            options.JsonSerializerOptions.DictionaryKeyPolicy = JsonNamingPolicy.SnakeCaseLower;
+
+            options.JsonSerializerOptions.ConfigureForNodaTime(DateTimeZoneProviders.Tzdb);
+        });
+
+        return services;
+    }
+
+    public static IServiceCollection AddAppRateLimiting(this IServiceCollection services)
+    {
+        services.AddRateLimiter(o => o.AddFixedWindowLimiter(policyName: "fixed", opts =>
+        {
+            opts.Window = TimeSpan.FromMinutes(1);
+            opts.PermitLimit = 120;
+            opts.QueueLimit = 2;
+            opts.QueueProcessingOrder = QueueProcessingOrder.OldestFirst;
+        }));
+
+        return services;
+    }
+
+    public static IServiceCollection AddAppAuthentication(this IServiceCollection services)
+    {
+        services.AddCors();
+        services.AddAuthorization();
+
+        return services;
+    }
+    
+    public static IServiceCollection AddAppFlushHandlers(this IServiceCollection services)
+    {
+        services.AddSingleton<FlushBufferService>();
+
+        return services;
+    }
+
+    public static IServiceCollection AddAppSwagger(this IServiceCollection services)
+    {
+        services.AddEndpointsApiExplorer();
+        services.AddSwaggerGen(options =>
+        {
+            options.SwaggerDoc("v1", new OpenApiInfo
+            {
+                Version = "v1",
+                Title = "DysonNetwork.Drive API",
+                Description = "DysonNetwork Drive Service",
+                TermsOfService = new Uri("https://example.com/terms"), // Update with actual terms
+                License = new OpenApiLicense
+                {
+                    Name = "APGLv3", // Update with actual license
+                    Url = new Uri("https://www.gnu.org/licenses/agpl-3.0.html")
+                }
+            });
+            options.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
+            {
+                In = ParameterLocation.Header,
+                Description = "Please enter a valid token",
+                Name = "Authorization",
+                Type = SecuritySchemeType.Http,
+                BearerFormat = "JWT",
+                Scheme = "Bearer"
+            });
+            options.AddSecurityRequirement(new OpenApiSecurityRequirement
+            {
+                {
+                    new OpenApiSecurityScheme
+                    {
+                        Reference = new OpenApiReference
+                        {
+                            Type = ReferenceType.SecurityScheme,
+                            Id = "Bearer"
+                        }
+                    },
+                    []
+                }
+            });
+        });
+
+        return services;
+    }
+
+    public static IServiceCollection AddAppBusinessServices(this IServiceCollection services)
+    {
+        // Add your business services here
+        return services;
+    }
+}