nuget reorganization

src/SbomService/StellaOps.SbomService/Program.cs

@@ -5,6 +5,7 @@ using Microsoft.AspNetCore.Mvc;
 using StellaOps.SbomService.Models;
 using StellaOps.SbomService.Services;
 using StellaOps.SbomService.Observability;
+using StellaOps.SbomService.Repositories;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -16,6 +17,15 @@ builder.Services.AddOptions();
 builder.Services.AddLogging();
 
 // Register SBOM query services (InMemory seed; replace with Mongo-backed repository later).
+builder.Services.AddSingleton<IComponentLookupRepository>(sp =>
+{
+    var config = sp.GetRequiredService<IConfiguration>();
+    var mongoConn = config.GetConnectionString("SbomServiceMongo") ?? "mongodb://localhost:27017";
+    var mongoClient = new MongoDB.Driver.MongoClient(mongoConn);
+    var databaseName = config.GetSection("SbomService")?["Database"] ?? "sbomservice";
+    var database = mongoClient.GetDatabase(databaseName);
+    return new MongoComponentLookupRepository(database);
+});
 builder.Services.AddSingleton<ISbomQueryService, InMemorySbomQueryService>();
 
 var app = builder.Build();