Prebuilt rtree abi3 prototype

[tlambert03]

experimenting with solutions to #56

[codecov-commenter]

Codecov Report

❌ Patch coverage is 98.70130% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 95.53%. Comparing base (caab135) to head (a74fd2a).

Files with missing lines	Patch %	Lines
src/spatial_graph/__init__.py	88.88%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #57      +/-   ##
==========================================
+ Coverage   95.11%   95.53%   +0.42%     
==========================================
  Files          12       14       +2     
  Lines         389      448      +59     
==========================================
+ Hits          370      428      +58     
- Misses         19       20       +1     

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[codspeed-hq]

Merging this PR will improve performance by 23.35%

⚠️ Different runtime environments detected

Some benchmarks with significant performance changes were compared across different runtime environments,
which may affect the accuracy of the results.

Open the report in CodSpeed to investigate

⚡ 1 improved benchmark
✅ 5 untouched benchmarks

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
⚡	test_roi_query_performance[100000]	1.9 ms	1.5 ms	+23.35%

Tip

Curious why this is faster? Comment @codspeedbot explain why this is faster on this PR, or directly use the CodSpeed MCP with your agent.

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_{Comparing tlambert03:prebuilt-abi3-proto (a74fd2a) with main (caab135)}