feat: integrate AMESim media models and editor UI

tests/test_core_solver.py

@@ -3,10 +3,13 @@ import types
 import unittest
 from unittest.mock import patch
 
-from PythonModels.core.solver import SolveIVPConfig, integrate_ode
+from app.simulation.solvers.solver import SolveIVPConfig, integrate_ode
 
 
 class IntegrateOdeTests(unittest.TestCase):
+    def test_generic_solver_keeps_canonical_default_tolerance(self) -> None:
+        self.assertEqual(SolveIVPConfig().atol, 1.0e-8)
+
     def test_scipy_solver_receives_step_size_controls(self) -> None:
         calls: list[dict[str, object]] = []