feat: 각 서비스 초기화를 각 모듈에서 진행

각 모듈에서 서비스에 필요한 초기화 분리
- Programs코드 간소화 및 using 간소화
- 책임 분리 가독성 상승

Author: ImGdevel

ProjectVG.Api/ApiMiddlewareExtensions.cs

@@ -0,0 +1,67 @@
+using Microsoft.AspNetCore.Builder;
+using ProjectVG.Api.Middleware;
+using ProjectVG.Api.Services;
+
+namespace ProjectVG.Api
+{
+    public static class ApiMiddlewareExtensions
+    {
+        /// <summary>
+        /// API 미들웨어 파이프라인 구성
+        /// </summary>
+        public static IApplicationBuilder UseApiMiddleware(this IApplicationBuilder app, IWebHostEnvironment environment)
+        {
+            // 개발 환경 설정
+            if (environment.IsDevelopment()) {
+                app.UseSwagger();
+                app.UseSwaggerUI(c => {
+                    c.SwaggerEndpoint("/swagger/v1/swagger.json", "ProjectVG API V1");
+                    c.RoutePrefix = "swagger";
+                });
+            }
+
+            // 전역 예외 처리
+            app.UseGlobalExceptionHandler();
+
+            // WebSocket 지원
+            app.UseWebSockets();
+
+            // WebSocket 미들웨어 등록
+            app.UseMiddleware<WebSocketMiddleware>();
+
+            // 요청 로깅 미들웨어
+            app.Use(async (ctx, next) => {
+                var logger = ctx.RequestServices.GetRequiredService<ILogger<Program>>();
+                logger.LogInformation("REQ {method} {path} from {remote}", ctx.Request.Method, ctx.Request.Path, ctx.Connection.RemoteIpAddress);
+                await next();
+            });
+
+            // 인증/인가
+            app.UseAuthentication();
+            app.UseAuthorization();
+
+            // CORS 미들웨어 적용
+            app.UseCors("AllowAll");
+
+            // 컨트롤러 매핑
+            app.UseRouting();
+            app.UseEndpoints(endpoints => {
+                endpoints.MapControllers();
+            });
+
+            return app;
+        }
+
+        /// <summary>
+        /// 개발 환경 전용 기능
+        /// </summary>
+        public static IApplicationBuilder UseDevelopmentFeatures(this IApplicationBuilder app)
+        {
+            // 개발 환경에서 테스트 클라이언트 자동 실행
+            var serviceProvider = app.ApplicationServices;
+            serviceProvider.GetRequiredService<TestClientLauncher>().Launch();
+
+            return app;
+        }
+    }
+}

ProjectVG.Api/ApiServiceCollectionExtensions.cs

@@ -0,0 +1,61 @@
+using Microsoft.Extensions.DependencyInjection;
+using ProjectVG.Api.Services;
+using ProjectVG.Api.Filters;
+using Microsoft.AspNetCore.Authentication.Negotiate;
+
+namespace ProjectVG.Api
+{
+    public static class ApiServiceCollectionExtensions
+    {
+        /// <summary>
+        /// API 서비스 등록
+        /// </summary>
+        public static IServiceCollection AddApiServices(this IServiceCollection services)
+        {
+            services.AddControllers(options => {
+                options.Filters.Add<ModelStateValidationFilter>();
+            });
+
+            services.AddEndpointsApiExplorer();
+            services.AddSwaggerGen(c => {
+                c.SwaggerDoc("v1", new Microsoft.OpenApi.Models.OpenApiInfo {
+                    Title = "ProjectVG API",
+                    Version = "v1",
+                    Description = "ProjectVG API Server"
+                });
+            });
+
+            services.AddSingleton<TestClientLauncher>();
+
+            return services;
+        }
+
+        /// <summary>
+        /// 인증 및 인가 서비스
+        /// </summary>
+        public static IServiceCollection AddApiAuthentication(this IServiceCollection services)
+        {
+            services.AddAuthentication(NegotiateDefaults.AuthenticationScheme)
+                .AddNegotiate();
+
+            services.AddAuthorization(options => {
+                options.FallbackPolicy = null;
+            });
+
+            return services;
+        }
+
+        /// <summary>
+        /// 개발용 CORS 정책
+        /// </summary>
+        public static IServiceCollection AddDevelopmentCors(this IServiceCollection services)
+        {
+            services.AddCors(options => {
+                options.AddPolicy("AllowAll",
+                    policy => policy.AllowAnyOrigin().AllowAnyMethod().AllowAnyHeader());
+            });
+
+            return services;
+        }
+    }
+}