Implement exact bootstrap recovery and artifact GC

crates/lazaret-core/tests/schema_records/participant_transitions.rs

@@ -514,6 +514,51 @@ fn prepared_lower_release_changes_only_the_lease_phase() {
     .unwrap();
     assert_eq!(active.validate_transition_to(&release), Ok(()));
 
+    let ParticipantOwnership::PreparedLower(mut with_anchor_evidence) =
+        release_ownership(ParticipantRole::PreparedLower)
+    else {
+        unreachable!()
+    };
+    with_anchor_evidence.released_state_anchor = Some(StateAnchorReleaseEvidence {
+        daemon: process(120),
+        user_namespace: namespace(),
+        mount_namespace: NamespaceIdentity {
+            device: DeviceId::new(121),
+            inode: InodeId::new(122),
+        },
+        mount: mount(),
+    });
+    let release_with_anchor_evidence = Participant::snapshot(
+        generation_id(),
+        ParticipantRole::PreparedLower,
+        ParticipantState::ReleaseIntent,
+        Some(ParticipantOwnership::PreparedLower(
+            with_anchor_evidence.clone(),
+        )),
+    )
+    .unwrap();
+    assert_eq!(
+        active.validate_transition_to(&release_with_anchor_evidence),
+        Ok(())
+    );
+    with_anchor_evidence
+        .released_state_anchor
+        .as_mut()
+        .unwrap()
+        .mount
+        .mount_id = MountId::new(123);
+    let changed_release_evidence = Participant::snapshot(
+        generation_id(),
+        ParticipantRole::PreparedLower,
+        ParticipantState::ReleaseIntent,
+        Some(ParticipantOwnership::PreparedLower(with_anchor_evidence)),
+    )
+    .unwrap();
+    assert_eq!(
+        release_with_anchor_evidence.validate_transition_to(&changed_release_evidence),
+        Err(RecordTransitionError::EvidenceChanged)
+    );
+
     let ParticipantOwnership::PreparedLower(mut changed) =
         release_ownership(ParticipantRole::PreparedLower)
     else {