feat(oscal): assessment-results emitter + finding->control linker (#211)

compliance-core/src/models/mod.rs

@@ -11,6 +11,7 @@ pub mod mcp_token;
 pub mod notification;
 pub mod onboarding;
 pub mod oscal;
+pub mod oscal_assessment;
 pub mod pentest;
 pub mod repository;
 pub mod sbom;
@@ -41,6 +42,7 @@ pub use onboarding::{
     TargetScanConfig, TargetType, TargetTypeCandidate, WebArtifactConfig,
 };
 pub use oscal::OscalDocument;
+pub use oscal_assessment::{assess, AssessmentResultsDoc, ControlLinker};
 pub use pentest::{
     AttackChainNode, AttackNodeStatus, AuthMode, CodeContextHint, Environment, IdentityProvider,
     PentestAuthConfig, PentestConfig, PentestEvent, PentestMessage, PentestSession, PentestStats,