Docs: close the stale new-game leftovers

Bring settings-globals, mining, prior-art, headless probe record and the release map true to the scenarios menu and current seeding.

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

docs/aetheria-release-map.md

@@ -504,7 +504,6 @@ record.
 | follow-up | `ambiguous-hardpoint-origin` | demo | Save correctness for package hulls. |
 | follow-up | `delaunay-exact-predicates` | demo | Galaxy links; a silently unlinked zone could strand a demo run. |
 | follow-up | `failed-start-scene-halts` | demo | The New Game failure path the demo's missing-cast refusal uses. |
-| follow-up | `stale-docs-after-scenarios-menu` | demo | Docs that describe the old New Game path. |
 | follow-up | `scratch-carry-drafts` | demo | The ship `.cc` draft bears on `demo-ship-cc-timing`. |
 | follow-up | `faction-lore-notes-r3` | full game | Vault setting notes; no demo cut reads them. |
 | follow-up | `mining-impacts-through-contract` | full game | Mining Cut 4 is parked. |

docs/headless-playground-cut.md

@@ -127,10 +127,11 @@ All of this is Unity code:
 | Save | `SaveRun` `:241-249`, called at quit `:236` and warp `:635` | action-bar slots (`:246`) |
 | Death | `BindToEntity` subscribes `Death` -> `Die` (`:1053`); `Die` `:1080-1115` clears the run (`:1088`) | `Time.time`, `Observable.EveryUpdate` post-fx |
 | Tick | `Update` `:1151-1220`: input `:1189-1216`, then `Zone.Update(Time.deltaTime)` `:1218` | `Time.deltaTime`, pause flag |
-| Dead code | `IntroCutscene` `:772-799`; its only call is commented out (`:760`) | coroutine, `Time.time` |
 
 ### 2.2 Already headless
 
+- Past probe: the measurements below were taken at an earlier commit and their line anchors
+  are not maintained; re-run the probe before relying on a number or an anchor.
 - `Aetheria.Shared/Aetheria.Shared.csproj` compiles `Assets/Scripts/ServerShared/**`
   plus UniRx (`UniRxLibrary`) and Ink with no Unity defines. It is the
   Unity-independence check.
@@ -141,23 +142,23 @@ All of this is Unity code:
   - a player `LonginusX` spawned through `LoadoutGenerator`;
   - thrust by hand-set `MovementDirection` reached 142 m/s in 5 s;
   - a `Minion` patrol moved the player ship 642 units in 10 s;
-  - `TryDock` and `TryUndock` succeeded (`Entity.cs:721-755`);
-  - `Ship.EnterWormhole` followed by stepping fired `OnEnteredWormhole` (`Ship.cs:82-90,372`);
-  - `Death` fired on hull damage (`Entity.cs:277-280`);
+  - `TryDock` and `TryUndock` succeeded;
+  - `Ship.EnterWormhole` followed by stepping fired `OnEnteredWormhole`;
+  - `Death` fired on hull damage;
   - `RunSave.Capture` and `RunSave.Commit` wrote a 489 KB `run.cc`.
 - Settings: `GameSettings` is a ScriptableObject (`GameSettings.cs:11`) holding
   ServerShared classes.
   - `tools/AetherDb/AuthoredSettings.cs` reads them from the asset YAML. The probe
     placed every field (0 unplaced).
   - Two lifecycle inputs are Unity-only `GameSettings` fields: `StartingHullName`
-    (`GameSettings.cs:17`, authored `LonginusX`) and `WormholeDistanceRatio` (`:23`,
+    (`GameSettings.cs:13`, authored `Longinus`) and `WormholeDistanceRatio` (`:16`,
     authored 0.75).
 - Randomness:
   - `ItemManager.Random` is seeded by the constructor argument (`ItemManager.cs:35`); a new run's seed is `RunStart.ItemSeed(galaxy, step)`, from `Galaxy.Seed`.
-  - `Galaxy` is clock-seeded only when `seed == 0` (`Galaxy.cs:108,158`).
-  - `Zone` seeds from the zone name (`Zone.cs:54`).
-  - `Zone.Update` runs belt updates on `Task.Run` (`Zone.cs:144`). It is still
-    deterministic (probe: identical traces).
+  - `Galaxy` takes its seed from the run (`Galaxy.cs:119`); a zero seed throws.
+  - `Zone` seeds from the zone name: `CombatSeed` (`Zone.cs:162`), with `DropSeed` mixing in the run's seed (`:163`).
+  - Probe: `Zone.Update` was deterministic (identical traces) when belt updates ran on `Task.Run`;
+    no `Task.Run` remains in `Zone.cs`.
 
 ### 2.3 Agents
 

docs/mining-cut.md

@@ -301,7 +301,7 @@ resources **(probe: 8 belts, 0 authored)**.
 - A: Composition is derived: `Comp_c(o) = Abundance_o × exp(Variance × g(hash(belt key, index, o)))`, normalized,
   with `g ∈ [-1, 1]`. Nothing is stored. Existing saves work, and key 4 is retired.
 - B: `ZoneGenerator` writes `BodyData.Resources` per belt at generation, and the chunk jitter is derived. Belts in
-  runs started before Cut 5 have empty compositions until New Game.
+  runs started before Cut 5 have empty compositions until a new run.
 - C: Per-belt only, with no per-chunk variation.
 - **Recommended: A.** It has one owner (the catalog) and nothing to migrate. It follows the same "derived, never
   stored" spirit as branding. The operator's wording ("the chunk's composition") argues against C. If B is chosen,

docs/research/2026-10-21-strategic-ai-arena-living-world-prior-art.md

@@ -390,7 +390,8 @@ Battlecode, Halite, CodinGame, BWAPI/SSCAIT/AIIDE/CIG, SC2 AI Arena, Lux, CodeCl
 - **The Colosseum follow-up.** `aetheria-release:follow_up:colosseum-npc-lab` (in force; owner "Aetheria Agents and
   the headless simulation") names its foundations:
   - an observation and action seam (agents hold live `Ship`, `Zone` and `ItemManager` references);
-  - seeding `ItemManager.Random` and the MIConvexHull randoms;
+  - seeding for tournament reproducibility: `ItemManager.Random` already takes the run's seed
+    (`RunStart.ItemSeed`), and no MIConvexHull source remains in the repo;
   - a replay recorder;
   - a headless tournament runner on Yggdrasil with ratings;
   - a primitive vocabulary;

docs/settings-globals-cut.md

@@ -495,8 +495,9 @@ landed type differs from it by the one attribute.
       (the helper) [2 now].
     - `rg -n "ScriptableObject" Assets/Scripts/ServerShared` must stay 0.
   - operator:
-    - Play smoke: main menu, then New Game (tutorial). The tutorial galaxy generates,
-      and the starting ship is LonginusX.
+    - Play smoke: main menu, then New Game, then the Tutorial Galaxy scenario (listed under
+      development, in editor and development builds). The prelude galaxy generates, and the
+      starting ship is `Settings.StartingHullName` (`Longinus`).
     - In a station trade menu and the properties panel, item names show tier colours:
       Legendary orange, Uncommon green. None is black.
     - The inventory shows armour and durability gradients, and hit flashes use the