ci: add commitlint PR checks

[MilesCranmerBot]

Adds a minimal commitlint workflow for pull requests.

Checks both the PR title and all PR commits against Conventional Commits via commitlint.

[github-actions]

Benchmark Results (Julia v1)

Time benchmarks

	master	eaa1b9e...	master / eaa1b9e...
eval/ComplexF32/evaluation	6.9 ± 0.45 ms	6.91 ± 0.5 ms	0.999 ± 0.097
eval/ComplexF64/evaluation	10.2 ± 0.79 ms	10.2 ± 0.84 ms	1 ± 0.11
eval/Float32/derivative	11 ± 1.1 ms	11.1 ± 1.3 ms	0.995 ± 0.15
eval/Float32/derivative_turbo	11 ± 1.1 ms	11 ± 1.4 ms	0.998 ± 0.16
eval/Float32/evaluation	2.47 ± 0.25 ms	2.46 ± 0.25 ms	1 ± 0.14
eval/Float32/evaluation_bumper	0.605 ± 0.018 ms	0.604 ± 0.018 ms	1 ± 0.042
eval/Float32/evaluation_turbo	0.515 ± 0.033 ms	0.524 ± 0.034 ms	0.983 ± 0.09
eval/Float32/evaluation_turbo_bumper	0.602 ± 0.018 ms	0.606 ± 0.018 ms	0.994 ± 0.041
eval/Float64/derivative	14.1 ± 1.6 ms	14.5 ± 3.2 ms	0.969 ± 0.24
eval/Float64/derivative_turbo	14 ± 1.7 ms	14.2 ± 3 ms	0.982 ± 0.24
eval/Float64/evaluation	2.89 ± 0.27 ms	2.88 ± 0.3 ms	1 ± 0.14
eval/Float64/evaluation_bumper	1.26 ± 0.043 ms	1.27 ± 0.046 ms	0.997 ± 0.05
eval/Float64/evaluation_turbo	1.02 ± 0.06 ms	1.02 ± 0.066 ms	1 ± 0.088
eval/Float64/evaluation_turbo_bumper	1.26 ± 0.043 ms	1.27 ± 0.044 ms	0.998 ± 0.049
utils/combine_operators/break_sharing	0.0411 ± 0.0011 ms	0.0414 ± 0.001 ms	0.993 ± 0.037
utils/convert/break_sharing	27.5 ± 2.8 μs	27.7 ± 3 μs	0.994 ± 0.15
utils/convert/preserve_sharing	0.101 ± 0.0086 ms	0.0999 ± 0.0099 ms	1.01 ± 0.13
utils/copy/break_sharing	27.6 ± 3.1 μs	27.6 ± 3.2 μs	0.999 ± 0.16
utils/copy/preserve_sharing	0.0984 ± 0.0091 ms	0.0992 ± 0.01 ms	0.991 ± 0.14
utils/count_constant_nodes/break_sharing	12.6 ± 0.77 μs	12.8 ± 0.94 μs	0.986 ± 0.095
utils/count_constant_nodes/preserve_sharing	0.0836 ± 0.0066 ms	0.0842 ± 0.0071 ms	0.992 ± 0.12
utils/count_depth/break_sharing	13.5 ± 1 μs	13.8 ± 1.2 μs	0.98 ± 0.11
utils/count_nodes/break_sharing	12.2 ± 0.86 μs	12.3 ± 0.95 μs	0.991 ± 0.1
utils/count_nodes/preserve_sharing	0.0842 ± 0.0066 ms	0.0858 ± 0.0078 ms	0.981 ± 0.12
utils/get_set_constants!/break_sharing	0.0322 ± 0.0033 ms	0.0333 ± 0.0037 ms	0.966 ± 0.15
utils/get_set_constants!/preserve_sharing	0.175 ± 0.012 ms	0.174 ± 0.012 ms	1.01 ± 0.098
utils/get_set_constants_parametric	0.0468 ± 0.0067 ms	0.0462 ± 0.0071 ms	1.01 ± 0.21
utils/has_constants/break_sharing	7.2 ± 0.7 μs	7.67 ± 1.1 μs	0.939 ± 0.16
utils/has_operators/break_sharing	2.65 ± 0.16 μs	2.62 ± 0.22 μs	1.01 ± 0.11
utils/hash/break_sharing	23.8 ± 1.8 μs	23.4 ± 1.5 μs	1.02 ± 0.1
utils/hash/preserve_sharing	0.0999 ± 0.0078 ms	0.1 ± 0.0084 ms	0.997 ± 0.11
utils/index_constant_nodes/break_sharing	28.8 ± 2.1 μs	29.1 ± 2 μs	0.989 ± 0.099
utils/index_constant_nodes/preserve_sharing	0.1 ± 0.0083 ms	0.101 ± 0.0076 ms	0.993 ± 0.11
utils/is_constant/break_sharing	7.95 ± 0.72 μs	7.95 ± 1.2 μs	1 ± 0.17
utils/simplify_tree/break_sharing	30.7 ± 0.94 μs	0.0332 ± 0.0011 ms	0.925 ± 0.041
utils/simplify_tree/preserve_sharing	0.111 ± 0.0071 ms	0.114 ± 0.0083 ms	0.972 ± 0.094
utils/string_tree/break_sharing	0.44 ± 0.019 ms	0.432 ± 0.019 ms	1.02 ± 0.064
utils/string_tree/preserve_sharing	0.533 ± 0.022 ms	0.524 ± 0.02 ms	1.02 ± 0.058
time_to_load	0.167 ± 0.0023 s	0.174 ± 0.0032 s	0.96 ± 0.022

Memory benchmarks

	master	eaa1b9e...	master / eaa1b9e...
eval/ComplexF32/evaluation	0.972 k allocs: 2.49 MB	0.969 k allocs: 2.48 MB	1
eval/ComplexF64/evaluation	1.01 k allocs: 5.14 MB	0.999 k allocs: 5.09 MB	1.01
eval/Float32/derivative	4.69 k allocs: 17.7 MB	4.66 k allocs: 17.5 MB	1.01
eval/Float32/derivative_turbo	4.68 k allocs: 17.6 MB	4.69 k allocs: 17.7 MB	0.996
eval/Float32/evaluation	0.975 k allocs: 1.27 MB	0.975 k allocs: 1.27 MB	1
eval/Float32/evaluation_bumper	0.303 k allocs: 0.393 MB	0.303 k allocs: 0.393 MB	1
eval/Float32/evaluation_turbo	0.972 k allocs: 1.27 MB	0.969 k allocs: 1.26 MB	1
eval/Float32/evaluation_turbo_bumper	0.303 k allocs: 0.393 MB	0.303 k allocs: 0.393 MB	1
eval/Float64/derivative	4.8 k allocs: 0.0351 GB	4.81 k allocs: 0.0352 GB	0.999
eval/Float64/derivative_turbo	4.72 k allocs: 0.0345 GB	4.83 k allocs: 0.0353 GB	0.977
eval/Float64/evaluation	0.993 k allocs: 2.54 MB	1 k allocs: 2.57 MB	0.991
eval/Float64/evaluation_bumper	0.303 k allocs: 0.771 MB	0.303 k allocs: 0.771 MB	1
eval/Float64/evaluation_turbo	0.972 k allocs: 2.49 MB	0.993 k allocs: 2.54 MB	0.979
eval/Float64/evaluation_turbo_bumper	0.303 k allocs: 0.771 MB	0.303 k allocs: 0.771 MB	1
utils/combine_operators/break_sharing	4 allocs: 0.953 kB	4 allocs: 0.953 kB	1
utils/convert/break_sharing	2 k allocs: 0.123 MB	2 k allocs: 0.123 MB	1
utils/convert/preserve_sharing	2.4 k allocs: 0.192 MB	2.4 k allocs: 0.192 MB	1
utils/copy/break_sharing	2 k allocs: 0.123 MB	2 k allocs: 0.123 MB	1
utils/copy/preserve_sharing	2.4 k allocs: 0.192 MB	2.4 k allocs: 0.192 MB	1
utils/count_constant_nodes/break_sharing	4 allocs: 0.953 kB	4 allocs: 0.953 kB	1
utils/count_constant_nodes/preserve_sharing	0.404 k allocs: 0.0696 MB	0.404 k allocs: 0.0696 MB	1
utils/count_depth/break_sharing	4 allocs: 0.953 kB	4 allocs: 0.953 kB	1
utils/count_nodes/break_sharing	4 allocs: 0.953 kB	4 allocs: 0.953 kB	1
utils/count_nodes/preserve_sharing	0.404 k allocs: 0.0696 MB	0.404 k allocs: 0.0696 MB	1
utils/get_set_constants!/break_sharing	0.898 k allocs: 25.2 kB	0.898 k allocs: 25.2 kB	1
utils/get_set_constants!/preserve_sharing	1.7 k allocs: 0.138 MB	1.7 k allocs: 0.138 MB	1
utils/get_set_constants_parametric	1.42 k allocs: 0.0663 MB	1.42 k allocs: 0.0663 MB	1
utils/has_constants/break_sharing	4 allocs: 0.203 kB	4 allocs: 0.203 kB	1
utils/has_operators/break_sharing	4 allocs: 0.203 kB	4 allocs: 0.203 kB	1
utils/hash/break_sharing	0.104 k allocs: 2.52 kB	0.104 k allocs: 2.52 kB	1
utils/hash/preserve_sharing	0.504 k allocs: 0.0711 MB	0.504 k allocs: 0.0711 MB	1
utils/index_constant_nodes/break_sharing	2.1 k allocs: 0.094 MB	2.1 k allocs: 0.094 MB	1
utils/index_constant_nodes/preserve_sharing	2.5 k allocs: 0.163 MB	2.5 k allocs: 0.163 MB	1
utils/is_constant/break_sharing	4 allocs: 0.203 kB	4 allocs: 0.203 kB	1
utils/simplify_tree/break_sharing	0.104 k allocs: 2.52 kB	0.104 k allocs: 2.52 kB	1
utils/simplify_tree/preserve_sharing	0.504 k allocs: 0.0711 MB	0.504 k allocs: 0.0711 MB	1
utils/string_tree/break_sharing	11.9 k allocs: 0.999 MB	11.9 k allocs: 0.999 MB	1
utils/string_tree/preserve_sharing	12.3 k allocs: 1.07 MB	12.3 k allocs: 1.07 MB	1
time_to_load	0.145 k allocs: 11 kB	0.145 k allocs: 11 kB	1

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 59.43%. Comparing base (efbc2aa) to head (eaa1b9e).

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #177   +/-   ##
=======================================
  Coverage   59.43%   59.43%           
=======================================
  Files          30       30           
  Lines        2682     2682           
=======================================
  Hits         1594     1594           
  Misses       1088     1088           

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