v2.8.1

What's Changed

• Fix warning in arccos when the float number is slightly outside range by @weiliangjin2021 in #2294
• add tool for calculating antenna lobe measures by @dmarek-flex in #2275
• Minor docs change for FluidMedium and SolidMedium by @marc-flex in #2298
• fix[autograd]: add validation for missing frequency-domain monitors by @yaugenst-flex in #2295
• Fix corner filtering in LayerRefinementSpec by @weiliangjin2021 in #2303
• Fix for numpy deprecating cross product in 2D by @lucas-flexcompute in #2317
• fix[web]: fix task querying by @yaugenst-flex in #2318
• fix: automatically create batch output directories by @yaugenst-flex in #2311
• chore: add dependency group for design plugin by @yaugenst-flex in #2323
• fix[adjoint]: fix tuple handling in autograd gradient calculations by @yaugenst-flex in #2319
• 🔧 Fix xarray upgrade bug by @daquinteroflex in #2327
• fix: erroneous results in field projection monitors with many points by @dmarek-flex in #2329
• Improve accuracy of normal E-field computation in mode solver by @weiliangjin2021 in #2326
• Add metal surface roughness models by @weiliangjin2021 in #2324
• fix: deletion of tasks using web.delete(task_id) by @yaugenst-flex in #2328

Full Changelog: v2.8.0...v2.8.1