Fix build and code structure improvements. New but essential UI functionality. CI improvements. Documentation improvements. AI module improvements.

src/__Libraries/StellaOps.Evidence.Persistence/Extensions/EvidencePersistenceExtensions.cs

@@ -0,0 +1,42 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection.Extensions;
+using StellaOps.Evidence.Persistence.Postgres;
+using StellaOps.Infrastructure.Postgres.Options;
+
+namespace StellaOps.Evidence.Persistence.Extensions;
+
+/// <summary>
+/// Extension methods for configuring Evidence persistence services.
+/// </summary>
+public static class EvidencePersistenceExtensions
+{
+    /// <summary>
+    /// Adds Evidence PostgreSQL persistence services.
+    /// </summary>
+    public static IServiceCollection AddEvidencePersistence(
+        this IServiceCollection services,
+        IConfiguration configuration,
+        string sectionName = "Postgres:Evidence")
+    {
+        services.Configure<PostgresOptions>(configuration.GetSection(sectionName));
+        services.TryAddSingleton<EvidenceDataSource>();
+        services.TryAddSingleton<PostgresEvidenceStoreFactory>();
+
+        return services;
+    }
+
+    /// <summary>
+    /// Adds Evidence PostgreSQL persistence services with explicit options.
+    /// </summary>
+    public static IServiceCollection AddEvidencePersistence(
+        this IServiceCollection services,
+        Action<PostgresOptions> configureOptions)
+    {
+        services.Configure(configureOptions);
+        services.TryAddSingleton<EvidenceDataSource>();
+        services.TryAddSingleton<PostgresEvidenceStoreFactory>();
+
+        return services;
+    }
+}