feat: Parse attribute lists for blocks

[scouten]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (0c78deb) to head (641b4a1).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #164   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           27        27           
  Lines         1508      1591   +83     
=========================================
+ Hits          1508      1591   +83     

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[codspeed-hq]

CodSpeed Performance Report

Merging #164 will degrade performances by 49.95%

_{Comparing preamble+attrlist (641b4a1) with main (0c78deb)}

Summary

❌ 1 (👁 1) regressions
✅ 3 untouched benchmarks

Benchmarks breakdown

	Benchmark	main	preamble+attrlist	Change
👁	element attributes	19.3 µs	38.5 µs	-49.95%