Changelog

Unreleased

Add coverage-aware Lyα/N V fitting with red-side continuum anchoring, deterministic absorption masking, reliability flags, schema-v3 archival, and dedicated QA rendering.

Extract the array-based neofit implementation into the standalone qsospec package.
Add a modern src package layout and bundled iron/Balmer resources.
Preserve local, global, batch, Parquet archive, QA, and optional pPXF workflows.
Add canonical WorkflowResult, HostWorkflowResult, and FitWarning names with deprecated NeoFit* aliases.