lectio.git/docs/superpowers/plans/2026-07-27-lectio-calendar-engine.md, branch main

lectio.git/docs/superpowers/plans/2026-07-27-lectio-calendar-engine.md, branch main offline Catholic daily readings and liturgical calendar in Go, with CLI, TUI and web clients https://git.labunix.xyz/lectio.git/atom?h=main 2026-07-27T10:09:56Z docs: implementation plan for the OF calendar engine (sub-project #1) 2026-07-27T10:09:56Z Lukasz Kasprzak lukas@labunix.xyz 2026-07-27T10:09:56Z urn:sha1:c5d4388215713324a6cfdebc20aaa5ef594f0174 12 TDD tasks: internal/ini reader, calendar types+Computus, DateSpec, temporal cycle, layer merge, Universal-Norms precedence, Compute, caldata (embedded owned Roman calendar), TOML->INI config migration, regression oracle vs calapi 2020-2040, 'lectio calendar' command, version bump. Engine is pure stdlib; oracle is the correctness gate.