Phase 4 (part 2): the playable Gauntlet — play a real match, rate it, resume it

Phase 3 (part 2): the in-game Tournament tab — round-robin, Swiss and knockout

Phase 1: the in-game Quick Duel screen (competition.js, competitionWorker.js)

Setup: a 150 Population cap rung, for frame rate

Tier 1, step 5: close the coverage gaps and the doc drift (C6-C16, E1, E2)

Add a configurable population cap (200/250/300/Max) for both sides

Reactive opening checklist + an honest, configurable endgame clock

Wire the start-world picker and asym-swap toggle into setup/boot

Move DIFFICULTY_OPTIONS into engine/aiDifficulty.js, add state.ai.difficulty

Add a player-picked AI Strategy (Aggressive/Economic/Force Parity) and Helium Bomb use

Fix core architecture drift: duplicate FACTIONS export, difficulty lists, seed dedup

Add app versioning, auto-update check, save-compat signal, load sanitization

Save/Load to file; autosave + resume via localStorage

Odyssey: colony ships — start with a mobile ship, deploy it into a base

Odyssey: allow building multiple Command Centers (expansion bases)

Odyssey: perf throttling, galaxy save/load, aggression ramp, cleanups

Add Odyssey open-world mode (Phase 1): endless single-planet foundation

Offer all map sizes (Small–Gigantic) in the three scenarios

Add Bounty Marshal scenario: hunt scattered pirate camps on the clock

Add Pirate Raider scenario: raid the AI convoy before it escapes

Add Convoy Escort scenario: shepherd freighters across a raided route

Refactor: split the main.js god-file into focused modules