Fix: Kafka replication factor hardcoded to 1 and No health check endpoints

VigilCareClinicalAPI/Program.cs

@@ -1,5 +1,6 @@
 using Elastic.Clients.Elasticsearch;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Diagnostics.HealthChecks;
 using Prometheus;
 using Serilog;
 using StackExchange.Redis;
@@ -12,6 +13,7 @@ using Microsoft.AspNetCore.Authentication.JwtBearer;
 using Microsoft.IdentityModel.Tokens;
 using Microsoft.AspNetCore.Authorization;
 using System.Text;
+using Microsoft.OpenApi;
 
 Log.Logger = new LoggerConfiguration()
     .WriteTo.Console()
@@ -197,6 +199,13 @@ try
     builder.Services.AddHostedService<GcsScoringService>();
     builder.Services.AddHostedService<SofaScoringService>();
 
+    builder.Services.AddHealthChecks()
+        .AddDbContextCheck<AppDbContext>("postgresql", tags: new[] { "ready" })
+        .AddCheck<RedisHealthCheck>("redis", tags: new[] { "ready" })
+        .AddCheck<KafkaHealthCheck>("kafka", tags: new[] { "ready" })
+        .AddCheck<RabbitMqHealthCheck>("rabbitmq", tags: new[] { "ready" })
+        .AddCheck<ElasticsearchHealthCheck>("elasticsearch", tags: new[] { "ready" });
+
     builder.Services.AddControllers()
         .AddJsonOptions(opts =>
         {
@@ -209,6 +218,31 @@ try
     builder.Services.AddEndpointsApiExplorer();
     builder.Services.AddSwaggerGen(options =>
     {
+        options.SwaggerDoc("v1", new OpenApiInfo
+        {
+            Title = "VigilCare Clinical API",
+            Version = "v1",
+            Description = "Clinical monitoring and alerting platform API"
+        });
+
+        options.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme
+        {
+            Name = "Authorization",
+            Type = SecuritySchemeType.Http,
+            Scheme = "bearer",
+            BearerFormat = "JWT",
+            In = ParameterLocation.Header,
+            Description = "Enter your JWT token"
+        });
+
+        options.AddSecurityRequirement(document => new OpenApiSecurityRequirement
+        {
+            {
+                new OpenApiSecuritySchemeReference("Bearer", document),
+                new List<string>()
+            }
+        });
+
         var xmlPath = Path.Combine(AppContext.BaseDirectory,
             $"{Assembly.GetExecutingAssembly().GetName().Name}.xml");
         options.IncludeXmlComments(xmlPath);
@@ -260,6 +294,12 @@ try
         });
     }
 
+    app.UseSwagger();
+    app.UseSwaggerUI(options =>
+    {
+        options.SwaggerEndpoint("/swagger/v1/swagger.json", "VigilCare Clinical API v1");
+    });
+
     app.UseMiddleware<CorrelationIdMiddleware>();
     app.UseMiddleware<FhirApiKeyOrJwtMiddleware>();
     app.UseMiddleware<ExceptionHandlerMiddleware>();
@@ -269,14 +309,19 @@ try
     app.UseAuthentication();
     app.UseAuthorization();
 
-    // Configure the HTTP request pipeline.
-    if (app.Environment.IsDevelopment())
+    app.MapHealthChecks("/health/live", new Microsoft.AspNetCore.Diagnostics.HealthChecks.HealthCheckOptions
     {
-        app.UseSwagger();
-        app.UseSwaggerUI();
-    }
+        Predicate = _ => false,
+        ResponseWriter = HealthCheckResponseWriter.WriteAsync
+    }).AllowAnonymous();
 
-    app.MapMetrics("/metrics"); 
+    app.MapHealthChecks("/health/ready", new Microsoft.AspNetCore.Diagnostics.HealthChecks.HealthCheckOptions
+    {
+        Predicate = check => check.Tags.Contains("ready"),
+        ResponseWriter = HealthCheckResponseWriter.WriteAsync
+    }).AllowAnonymous();
+
+    app.MapMetrics("/metrics");
     app.MapControllers();
     app.Run();