Represent assets in viewer, fix prefix nesting

[sneakers-the-rat]

Working on merging some of the mio changes -

super simple change, just adding a representation for assets in the viewer, and fixing prefixed nesting of ids

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📚 Documentation preview 📚: https://noob--233.org.readthedocs.build/en/233/

[codspeed-hq]

Merging this PR will degrade performance by 12.13%

⚠️ 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 (👁 1) regressed benchmark
✅ 7 untouched benchmarks
⏩ 8 skipped benchmarks¹

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
👁	Simulation	test_kitchen_sink_process[ZMQRunner-testing-kitchen-sink]	2.9 ms	3.4 ms	-12.13%

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_{Comparing viz-assets (0bb2167) with main (a476e31)}

Footnotes

1. 8 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. ↩

[sneakers-the-rat]

perf regression is just random noise, nothing here would touch that.