Project Init

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Co-Authored-By: Claude <noreply@anthropic.com>

colaflow-api/src/ColaFlow.API/Program.cs

@@ -0,0 +1,31 @@
+using ColaFlow.API.Extensions;
+using ColaFlow.API.Middleware;
+using Scalar.AspNetCore;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Register ProjectManagement Module
+builder.Services.AddProjectManagementModule(builder.Configuration);
+
+// Add controllers
+builder.Services.AddControllers();
+
+// Configure OpenAPI/Scalar
+builder.Services.AddOpenApi();
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline
+if (app.Environment.IsDevelopment())
+{
+    app.MapOpenApi();
+    app.MapScalarApiReference();
+}
+
+// Global exception handler (should be first in pipeline)
+app.UseMiddleware<GlobalExceptionHandlerMiddleware>();
+
+app.UseHttpsRedirection();
+app.MapControllers();
+
+app.Run();