Release STAR Suite v1.6.1

[lhhunghimself]

Summary

• replace v1.6.0 Git-free artifacts with immutable v1.6.1 source identity
• publish cumulative integrated GEX, native Flex, Flex gDNA, and molecule-first release notes
• gate every release format on exact 40-character commit identity and retained spatial feature inventory

Validation

• final candidate: 10fb2b8
• clean STAR rebuild and binary inventory: PASS
• standard parameter rail: 19/19 passed
• focused spatial/spill/Flex/gDNA/rescue/whitelist tests: PASS
• Flex skip/fallback, spatial tap guard, normal scRNA sidecar-off parity: PASS
• glibc-2.34 package runtime and feature-inventory validation on Ubuntu 22.04: PASS
• independent fresh remote clone rebuild/package/install audit on Ubuntu 24.04: PASS
• packaged ovarian GEX 100K forced spill: 980 spill runs, 256 contribution runs, 3,072 matrix runs, exact source revision, PASS
• packaged CRC Flex 100K forced spill: 1,095 spill runs, 256 contribution runs, 3,072 matrix runs, exact source revision, PASS

The scientific tree remains the complete v1.6.0 folded tree. v1.6.1 corrects provenance, packaging, release validation, and release text.