content: Added demo scenario and tests

content/demo/scenarios/talking-room.json

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+{
+  "id": "talking-room",
+  "name": "Talking Room",
+  "description": "A scientific experiment where two memory-wiped subjects are placed in a featureless white room to observe their interaction.",
+  "startTime": "2026-07-09T08:00:00.000Z",
+  "world": {
+    "attributes": [
+      {
+        "name": "experiment_codename",
+        "value": "Project Tabula Rasa (Phase 3)",
+        "visibility": "PRIVATE",
+        "allowedEntities": []
+      },
+      {
+        "name": "observation_status",
+        "value": "Active monitoring. Audio and visual feeds online.",
+        "visibility": "PRIVATE",
+        "allowedEntities": []
+      },
+      {
+        "name": "ambient_sound",
+        "value": "A low, barely audible electrical hum.",
+        "visibility": "PUBLIC"
+      }
+    ]
+  },
+  "locations": [
+    {
+      "id": "white-room",
+      "parentId": null,
+      "attributes": [
+        {
+          "name": "description",
+          "value": "A pristine, featureless room with white walls, ceiling, and floor. There are no visible doors, windows, seams, or vents.",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "lighting",
+          "value": "Bright, uniform illumination casting no shadows.",
+          "visibility": "PUBLIC"
+        }
+      ],
+      "connections": []
+    }
+  ],
+  "entities": [
+    {
+      "id": "subject-alpha",
+      "locationId": "white-room",
+      "attributes": [
+        {
+          "name": "name",
+          "value": "Subject Alpha",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "appearance",
+          "value": "A tall human with short dark hair and alert eyes, standing near the center of the room.",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "clothing",
+          "value": "A clean, sterile grey jumpsuit with 'Alpha' embroidered in black lettering on the chest pocket.",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "knowledge",
+          "value": "I woke up here. I know my name is Alpha. I know I agreed to participate in a paid scientific experiment, but my memories of who I was or my life before this room are gone.",
+          "visibility": "PRIVATE",
+          "allowedEntities": ["subject-alpha"]
+        },
+        {
+          "name": "neural_erasure_dose",
+          "value": "150mg Compound-TR9",
+          "visibility": "PRIVATE",
+          "allowedEntities": []
+        }
+      ],
+      "aliases": {
+        "subject-beta": "the person in the Beta jumpsuit"
+      },
+      "initialMemories": [
+        {
+          "id": "alpha-wake",
+          "timestamp": "2026-07-09T07:58:00.000Z",
+          "locationId": "white-room",
+          "intent": {
+            "type": "action",
+            "originalText": "I woke up on the floor. I stood up and looked around the white room, realizing my memories were wiped.",
+            "description": "wake up on the cold floor and stand up",
+            "actorId": "subject-alpha",
+            "targetIds": []
+          }
+        }
+      ]
+    },
+    {
+      "id": "subject-beta",
+      "locationId": "white-room",
+      "attributes": [
+        {
+          "name": "name",
+          "value": "Subject Beta",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "appearance",
+          "value": "A medium-build human with long blonde hair tied back, sitting with their back pressed against the white wall.",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "clothing",
+          "value": "A clean, sterile grey jumpsuit with 'Beta' embroidered in black lettering on the chest pocket.",
+          "visibility": "PUBLIC"
+        },
+        {
+          "name": "knowledge",
+          "value": "I remember my name is Beta. I remember signing up for a paid research study. My past memories have been completely erased. I am disoriented.",
+          "visibility": "PRIVATE",
+          "allowedEntities": ["subject-beta"]
+        },
+        {
+          "name": "neural_erasure_dose",
+          "value": "150mg Compound-TR9",
+          "visibility": "PRIVATE",
+          "allowedEntities": []
+        }
+      ],
+      "aliases": {
+        "subject-alpha": "the person in the Alpha jumpsuit"
+      },
+      "initialMemories": [
+        {
+          "id": "beta-wake",
+          "timestamp": "2026-07-09T07:58:30.000Z",
+          "locationId": "white-room",
+          "intent": {
+            "type": "action",
+            "originalText": "I opened my eyes, sitting against the wall. I rubbed my temples, trying to remember how I got here.",
+            "description": "wake up sitting against the wall and rub temples",
+            "actorId": "subject-beta",
+            "targetIds": []
+          }
+        }
+      ]
+    }
+  ]
+}

content/scenario-core/tests/talking-room.test.ts

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+import { describe, test, expect } from "vitest";
+import Database from "better-sqlite3";
+import fs from "fs";
+import path from "path";
+import { fileURLToPath } from "url";
+import { SQLiteRepository } from "@omnia/core";
+import { Location } from "@omnia/spatial";
+import { BufferRepository } from "@omnia/memory";
+import { ScenarioLoader, ScenarioSchema } from "../src/index.js";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const SCENARIO_PATH = path.resolve(__dirname, "../../demo/scenarios/talking-room.json");
+
+describe("Talking Room Demo Scenario Test (Tier 1)", () => {
+  test("talking-room.json exists, parses, and loads correctly into database", async () => {
+    // 1. Verify file exists
+    expect(fs.existsSync(SCENARIO_PATH)).toBe(true);
+
+    // 2. Read and parse JSON
+    const rawJson = fs.readFileSync(SCENARIO_PATH, "utf-8");
+    const scenarioJson = JSON.parse(rawJson);
+    const parsed = ScenarioSchema.safeParse(scenarioJson);
+    expect(parsed.success).toBe(true);
+
+    // 3. Setup SQLite and loader
+    const db = new Database(":memory:");
+    const coreRepo = new SQLiteRepository(db);
+    const bufferRepo = new BufferRepository(db);
+    const loader = new ScenarioLoader(coreRepo, bufferRepo);
+
+    const worldInstanceId = "run-talking-room-1";
+    await loader.initializeWorld(scenarioJson, worldInstanceId);
+
+    // 4. Assert WorldState
+    const world = coreRepo.loadWorldState(worldInstanceId);
+    expect(world).not.toBeNull();
+    expect(world!.attributes.get("name")?.getValue()).toBe("Talking Room");
+    expect(world!.attributes.get("experiment_codename")?.getValue()).toBe("Project Tabula Rasa (Phase 3)");
+    expect(world!.attributes.get("experiment_codename")?.visibility).toBe("PRIVATE");
+    expect(world!.attributes.get("experiment_codename")?.getAllowedEntities()).toHaveLength(0); // System only!
+
+    // 5. Assert location
+    const locations = coreRepo.listLocations(worldInstanceId, (id, parentId) => new Location(id, parentId));
+    expect(locations).toHaveLength(1);
+    expect(locations[0].id).toBe("white-room");
+    expect(locations[0].attributes.get("description")?.getValue()).toContain("A pristine, featureless room");
+
+    // 6. Assert entities and their private attributes / allowedEntities
+    const alpha = world!.getEntity("subject-alpha");
+    expect(alpha).toBeDefined();
+    expect(alpha!.locationId).toBe("white-room");
+    expect(alpha!.attributes.get("name")?.getValue()).toBe("Subject Alpha");
+    
+    // Check private knowledge attribute visibility
+    const alphaKnowledge = alpha!.attributes.get("knowledge")!;
+    expect(alphaKnowledge.visibility).toBe("PRIVATE");
+    expect(alphaKnowledge.hasAccess("subject-alpha")).toBe(true);
+    expect(alphaKnowledge.hasAccess("subject-beta")).toBe(false);
+
+    // Check system-only attribute (neural_erasure_dose)
+    const alphaDose = alpha!.attributes.get("neural_erasure_dose")!;
+    expect(alphaDose.visibility).toBe("PRIVATE");
+    expect(alphaDose.hasAccess("subject-alpha")).toBe(false);
+    expect(alphaDose.hasAccess("subject-beta")).toBe(false);
+
+    // Check subjective aliases
+    expect(alpha!.aliases.get("subject-beta")).toBe("the person in the Beta jumpsuit");
+
+    const beta = world!.getEntity("subject-beta");
+    expect(beta).toBeDefined();
+    expect(beta!.locationId).toBe("white-room");
+    expect(beta!.aliases.get("subject-alpha")).toBe("the person in the Alpha jumpsuit");
+
+    // 7. Assert initial pre-seeded memories
+    const alphaMemories = bufferRepo.listForOwner("subject-alpha");
+    expect(alphaMemories).toHaveLength(1);
+    expect(alphaMemories[0].id).toBe("alpha-wake");
+    expect(alphaMemories[0].intent.description).toBe("wake up on the cold floor and stand up");
+
+    const betaMemories = bufferRepo.listForOwner("subject-beta");
+    expect(betaMemories).toHaveLength(1);
+    expect(betaMemories[0].id).toBe("beta-wake");
+    expect(betaMemories[0].intent.description).toBe("wake up sitting against the wall and rub temples");
+
+    db.close();
+  });
+});