v3.9.0

DiffEqGPU v3.9.0

Diff since v3.7.0

Merged pull requests:

• CompatHelper: bump compat for AMDGPU in [weakdeps] to 2, (keep existing compat) (#353) (@github-actions[bot])
• Remove Julia v1.9 get_extension compatibility code (#354) (@ChrisRackauckas)
• Apply JuliaFormatter to fix code formatting (#355) (@ChrisRackauckas)
• Fix 1 typos + Add spell checking configuration (#357) (@ChrisRackauckas)
• [ci skip] Fix spelling errors (#358) (@ChrisRackauckas)
• Add downgrade CI workflow (#359) (@ChrisRackauckas)
• Fix master (#362) (@ChrisRackauckas)
• Fix Julia 1.11 AbstractVectorOfArray indexing deprecation warnings (#365) (@ChrisRackauckas)
• Add CPU backend testing support via KernelAbstractions (#366) (@ChrisRackauckas)
• Fix remaining CI warnings and test failures (#367) (@ChrisRackauckas)
• Fix spelling error in determine_event_occurrence function (#368) (@ChrisRackauckas)
• Drop old versions from Project.toml compat constraints (#370) (@ChrisRackauckas)
• Apply JuliaFormatter to fix code formatting (#371) (@ChrisRackauckas)
• Add JLArrays.jl support for CPU-based array computations (#374) (@ChrisRackauckas-Claude)
• Add OpenCL.jl backend for CPU-based GPU debugging (#377) (@ChrisRackauckas-Claude)
• Resolve Metal.jl type instability for saveat and literals; Metal and AMDGPU build fix (#383) (@Ambar-13)

Closed issues:

• Tutorial fails using Metal.jl (#315)
• Add stepping to GPU integrators (#325)
• JLArrays.jl support? (#373)
• saveat option does not work with Metal (#379)