chore: sync project state and current artifacts

crates/solver/tests/timeout_budgeted_solving.rs

@@ -8,7 +8,7 @@
 //! - Timeout across fallback switches preserves best state
 
 use entropyk_components::{
-    Component, ComponentError, JacobianBuilder, ResidualVector, SystemState,
+    Component, ComponentError, JacobianBuilder, ResidualVector, StateSlice,
 };
 use entropyk_solver::solver::{
     ConvergenceStatus, FallbackConfig, FallbackSolver, NewtonConfig, PicardConfig, Solver,
@@ -39,7 +39,7 @@ impl LinearSystem2x2 {
 impl Component for LinearSystem2x2 {
     fn compute_residuals(
         &self,
-        state: &SystemState,
+        state: &StateSlice,
         residuals: &mut ResidualVector,
     ) -> Result<(), ComponentError> {
         residuals[0] = self.a[0][0] * state[0] + self.a[0][1] * state[1] - self.b[0];
@@ -49,7 +49,7 @@ impl Component for LinearSystem2x2 {
 
     fn jacobian_entries(
         &self,
-        _state: &SystemState,
+        _state: &StateSlice,
         jacobian: &mut JacobianBuilder,
     ) -> Result<(), ComponentError> {
         jacobian.add_entry(0, 0, self.a[0][0]);