chore: Add governance documentation #403

Job	Run time
Link correctness	10s
Code quality (ty and pre-commit hooks)	33s
Build and test documentation	49s
Tests (py3.14, ubuntu-latest, float64, full)	1m 0s
Tests (py3.13, ubuntu-latest, float32, full)	1m 11s
Tests (py3.10, ubuntu-latest, float32, full)	1m 1s
Tests (py3.10.0, ubuntu-latest, float32, full, lower_bounds)	1m 10s
Tests (py3.14, macOS-latest, float32, full)	50s
Tests (py3.14, windows-latest, float32, full)	1m 37s
Tests (py3.14, ubuntu-latest, float32, none)	57s
Tests (py3.11, ubuntu-latest, float32, full)	1m 11s
Tests (py3.12, ubuntu-latest, float32, full)	1m 9s
Tests (py3.14, ubuntu-latest, float32, full)	1m 3s
	12m 41s

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