chore: snapshot pre-v0.2.0 WIP (pathfinder/reflex/metrics/skills improvements)

Baseline for the v0.2.0 self-learning iteration. All 205 tests pass on this
state. Subsequent commits in this branch layer the knowledge base,
post-mortem coach, and persona narration on top.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

runtime/skills/index.js

@@ -26,13 +26,17 @@ import { skill as chopLogs } from "./chop-logs.js";
 import { skill as eat } from "./eat.js";
 import { skill as wander } from "./wander.js";
 import { skill as exploreFar } from "./explore-far.js";
+import { skill as flee } from "./flee.js";
+import { skill as sleep } from "./sleep.js";
 import { skill as tunnelOut } from "./recovery-tunnel-out.js";
 import { skill as diagPhysics } from "./diagnose-physics.js";
 import { skill as diagScan, matchSkill as diagMatch } from "./diagnose-scan.js";
 import { skill as gatherStone } from "./gather-stone.js";
 import { skill as gatherWool } from "./gather-wool.js";
+import { skill as acquireFood } from "./acquire-food.js";
 import { skill as chooseBase } from "./choose-base.js";
 import { skill as buildShelter } from "./build-shelter.js";
+import { skill as placeChest } from "./place-chest.js";
 import { skill as depositSurplus } from "./deposit-surplus.js";
 import { skill as farmWheat } from "./farm-wheat.js";
 import {
@@ -65,14 +69,18 @@ register(chopLogs);
 register(eat);
 register(wander);
 register(exploreFar);
+register(flee);
+register(sleep);
 register(tunnelOut);
 register(diagPhysics);
 register(diagScan);
 register(diagMatch);
 register(gatherStone);
 register(gatherWool);
+register(acquireFood);
 register(chooseBase);
 register(buildShelter);
+register(placeChest);
 register(depositSurplus);
 register(farmWheat);
 register(craftPlanksSkill);