✨ feat(lang): add zip builtin function

[harehare]

Adds zip(arr1, arr2) that combines two arrays into an array of pairs, truncating to the shorter array's length. Includes tests for equal-length, unequal-length, and empty array cases.

[codspeed-hq]

Merging this PR will improve performance by 12.89%

⚡ 1 improved benchmark
✅ 28 untouched benchmarks

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
⚡	eval_variable_assignment_chain	758.8 µs	672.2 µs	+12.89%

Tip

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_{Comparing feat/add-zip-builtin (acf5073) with main (4cfa7f3)¹}

Footnotes

1. No successful run was found on main (829eb18) during the generation of this report, so 4cfa7f3 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩