Rework story engine flow and reorganize project docs

src/services/storyEngine/narrativeRegressionReplay.test.ts

@@ -0,0 +1,28 @@
+import { describe, expect, it } from 'vitest';
+
+import { recordReplaySeed, replayNarrativeRun } from './narrativeRegressionReplay';
+
+describe('narrativeRegressionReplay', () => {
+  it('records and replays a narrative seed summary', () => {
+    const seed = recordReplaySeed({
+      seed: 'baseline',
+      label: 'Baseline',
+    });
+    const replay = replayNarrativeRun({
+      recordedSeed: seed,
+      result: {
+        id: 'simulation-1',
+        scenarioPackId: 'scenario-1',
+        campaignPackId: 'campaign-1',
+        seed: 'baseline',
+        endingId: 'ending-1',
+        activeThreadCountPeak: 2,
+        fracturedCompanionCount: 0,
+        issueCount: 1,
+        summary: 'Baseline summary',
+      },
+    });
+
+    expect(replay.summary).toContain('Baseline');
+  });
+});