Snapshot WIP: solver HP epic progress, BPHX/HX physics, BMAD skill refresh.

Capture uncommitted solver robustness work (regularization, domain errors, linear solver lifecycle, tube DP/MSH), web workbench updates, and synced BMAD skills across IDE agent folders before starting BPHX pressure-drop.

Co-authored-by: Cursor <cursoragent@cursor.com>

crates/entropyk/src/lib.rs

@@ -1,6 +1,7 @@
 //! # Entropyk
 //!
 //! A thermodynamic cycle simulation library with type-safe APIs and idiomatic Rust design.
+#![allow(clippy::doc_lazy_continuation)]
 //!
 //! Entropyk provides a complete toolkit for simulating refrigeration cycles, heat pumps,
 //! and other thermodynamic systems. Built with a focus on type safety, performance, and
@@ -145,11 +146,12 @@ pub use entropyk_solver::{
     antoine_pressure, compute_coupling_heat, coupling_groups, has_circular_dependencies,
     AddEdgeError, AntoineCoefficients, CircuitConvergence, CircuitId as SolverCircuitId,
     ComponentOutput, Constraint, ConstraintError, ConstraintId, ConvergedState,
-    ConvergenceCriteria, ConvergenceReport, ConvergenceStatus, CyclePerformance, FallbackConfig,
-    FallbackSolver, FlowEdge, HomotopyConfig, InitializerConfig, InitializerError,
-    JacobianFreezingConfig, JacobianMatrix, MacroComponent, MacroComponentSnapshot, NewtonConfig,
-    PicardConfig, PortMapping, SmartInitializer, Solver, SolverError, SolverStrategy, System,
-    ThermalCoupling, TimeoutConfig, TopologyError,
+    ConvergenceCriteria, ConvergenceReason, ConvergenceReport, ConvergenceStatus, CyclePerformance,
+    DomainViolation, FallbackConfig, FallbackSolver, FlowEdge, HomotopyConfig, InitializerConfig,
+    InitializerError, JacobianFreezingConfig, JacobianMatrix, LinearSolver, MacroComponent,
+    MacroComponentSnapshot, NalgebraLuSolver, NewtonConfig, PicardConfig, PortMapping,
+    SmartInitializer, SolveOutcome, Solver, SolverError, SolverStrategy, System, ThermalCoupling,
+    TimeoutConfig, TopologyError,
 };
 
 // =============================================================================

crates/entropyk/tests/simulation_result.rs

@@ -1,4 +1,5 @@
 //! Integration tests for structured simulation result extraction.
+#![allow(clippy::doc_lazy_continuation)]
 
 use entropyk::{extract_simulation_result, SimulationOutcome, SimulationResult, SystemBuilder};
 use entropyk_components::expansion_valve::ExpansionValve;