Add SEO infrastructure and AI discoverability #397

Job	Run time
Rust Unit Tests (ubuntu-latest)	1m 17s
Rust Unit Tests (windows-latest)	2m 13s
Pure Python Fallback	42m 54s
Rust Unit Tests (macos-latest)	1m 51s
Python Tests (windows-latest, py3.11)	13m 2s
Python Tests (ubuntu-latest, py3.13)	12m 42s
Python Tests (windows-latest, py3.13)	13m 18s
Python Tests (macos-latest, py3.11)	9m 16s
Python Tests (macos-latest, py3.13)	7m 24s
Python Tests (ubuntu-latest, py3.11)	12m 25s
	1h 56m 22s

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