linting fixes, containerize linux builds #173

Job	Run time
build-windows (clang-ue3-x86-release)	4m 32s
build-windows (clang-ue4-x64-release)	4m 33s
build-ubuntu (clang-cross-ue4-x64-release, clang-cross)	5m 24s
build-windows (msvc-ue4-x64-release)	2m 26s
spelling	6s
build-ubuntu (mingw-ue3-x86-release, mingw)	4m 1s
clang-tidy (clang-ue3-x86-release)	6m 30s
clang-format	11s
build-ubuntu (llvm-mingw-ue3-x86-release, llvm-mingw)	2m 26s
build-windows (msvc-ue3-x86-release)	2m 44s
clang-tidy (clang-ue4-x64-release)	6m 31s
build-ubuntu (llvm-mingw-ue4-x64-release, llvm-mingw)	2m 47s
build-ubuntu (mingw-ue4-x64-release, mingw)	4m 12s
build-ubuntu (clang-cross-ue3-x86-release, clang-cross)	5m 50s
pyright	12s
ruff	11s
	52m 36s

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