feat: add PostHog telemetry for wrapper usage tracking #90

Job	Run time
Build Package	9s
Type Check	13s
Lint and Format	9s
Test (py3.13, ubuntu-latest)	1m 47s
Test (py3.9, ubuntu-latest)	1m 43s
Test (py3.13, windows-latest)	8m 58s
Test npx fallback (py3.12, ubuntu-latest)	1m 24s
Test (py3.9, windows-latest)	9m 25s
Test npx fallback (py3.12, windows-latest)	3m 1s
CI Success	3s
	26m 52s

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