During October 2025, Victor Marks developed a unified boundary condition workflow for Trixi.jl, focusing on improving consistency and maintainability across mesh types. He introduced the boundary_condition_default function, enabling standardized application of boundary conditions on P4est, Tree, and Structured meshes. This work involved consolidating logic into a new default_boundary_conditions.jl module, reducing code duplication and simplifying future maintenance. Victor updated and expanded documentation, providing clear usage examples to support developer onboarding. His contributions, implemented in Julia and leveraging full stack development and mesh generation expertise, addressed cross-mesh usability challenges and aligned with collaborative code review processes to ensure repository-wide consistency.