docs: replace Jaeger screenshot TODO with section scaffold #120

Job	Run time
Pre-commit	1m 7s
Lint & Format	17s
Type Check	19s
Coverage	25s
Architecture (import-linter)	10s
Unit tests	23s
Action pinning audit	8s
Frontend Build	14s
Commit-type sync	10s
Aspirational ticket cite	5s
File length	7s
Branch-protection contexts sync	13s
Version bump check	7s
Frontend Quality	16s
src/ README audit	8s
Tests required	7s
	4m 16s

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