C Scan API

[myrrc]

Summary

Closes: #000

Testing

[codspeed-hq]

Merging this PR will degrade performance by 10.2%

❌ 1 regressed benchmark
✅ 1015 untouched benchmarks
⏩ 1522 skipped benchmarks¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	Simulation	map_each[BufferMut<i32>, 128]	770.6 ns	858.1 ns	-10.2%

---

_{Comparing myrrc/scan-api-duckdb (b89c89d) with develop (6efc235)}

Footnotes

1. 1522 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩