perf(core): localize remove_vertex repair

Cargo.toml

@@ -98,6 +98,11 @@ name = "tds_clone"
 path = "benches/tds_clone.rs"
 harness = false
 
+[[bench]]
+name = "remove_vertex"
+path = "benches/remove_vertex.rs"
+harness = false
+
 [[bench]]
 name = "ci_performance_suite"
 path = "benches/ci_performance_suite.rs"

benches/README.md

@@ -12,6 +12,7 @@ predicates fast across 2D-5D.
 | `circumsphere_containment.rs` | Compare circumsphere predicate methods | 2D-5D fixed, 3D random, edge cases | ~5 min | Predicate tuning, summaries |
 | `cold_path_predicates.rs` | Track hot/cold predicate paths | 2D-5D hot queries, near-boundary cases | ~2-5 min | Predicate optimization work |
 | `profiling_suite.rs` | Large-scale construction, memory, query, validation profiling | 2D/3D 10k, 4D 3k, 5D 1k | ~2-3 hr | Manual/monthly |
+| `remove_vertex.rs` | Vertex removal and rollback cost | 2D-5D fixed cases | ~1-5 min | Vertex removal |
 | `tds_clone.rs` | `Tds::clone()` snapshot cost | Deterministic 2D-5D triangulations | ~1-3 min | Rollback design baselines |
 | `topology_guarantee_construction.rs` | Cost of topology guarantee modes | 2D-5D construction cases | ~5-15 min | Manual topology policy work |
 
@@ -29,6 +30,7 @@ predicates fast across 2D-5D.
 | Compare against an existing baseline | `just perf-compare <file>` |
 | Release performance summary | `just bench-perf-summary` |
 | Smoke-test benchmark harnesses | `just bench-smoke` |
+| Vertex removal mutation baseline | `cargo bench --profile perf --bench remove_vertex -- --noplot` |
 | Predicate comparison | `cargo bench --profile perf --bench circumsphere_containment -- --noplot` |
 | Predicate cold-path work | `cargo bench --profile perf --bench cold_path_predicates -- --noplot` |
 | Large-scale scaling suite | `cargo bench --profile perf --bench profiling_suite -- --noplot` |