Initial worker service

src/ontology/place-ontology.ts

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+type OntologyLeaf = {
+  id: string;
+  keywords: string[];
+};
+
+type OntologyAxis = {
+  id: string;
+  leaves: OntologyLeaf[];
+};
+
+export const placeOntology: OntologyAxis[] = [
+  {
+    id: 'energy',
+    leaves: [
+      { id: 'calm', keywords: ['quiet', 'calm', 'slow', 'soft', 'peaceful'] },
+      { id: 'dynamic', keywords: ['busy', 'loud', 'alive', 'fast', 'crowd'] },
+    ],
+  },
+  {
+    id: 'privacy',
+    leaves: [
+      { id: 'intimate', keywords: ['private', 'cozy', 'small', 'hidden'] },
+      { id: 'open', keywords: ['open', 'public', 'visible', 'spacious'] },
+    ],
+  },
+  {
+    id: 'sociality',
+    leaves: [
+      { id: 'solo', keywords: ['alone', 'focus', 'work', 'read'] },
+      { id: 'group', keywords: ['friends', 'date', 'talk', 'party'] },
+    ],
+  },
+  {
+    id: 'intent',
+    leaves: [
+      { id: 'reset', keywords: ['rest', 'breathe', 'reset', 'recover'] },
+      { id: 'impress', keywords: ['impress', 'beautiful', 'special', 'wow'] },
+      { id: 'transit', keywords: ['quick', 'nearby', 'stop', 'between'] },
+    ],
+  },
+  {
+    id: 'aesthetic',
+    leaves: [
+      { id: 'clean', keywords: ['clean', 'minimal', 'simple', 'bright'] },
+      { id: 'expressive', keywords: ['design', 'art', 'unusual', 'texture'] },
+    ],
+  },
+];
+
+export type PlaceAnalysis = {
+  placeName: string;
+  tags: string[];
+  signals: Array<{
+    axis: string;
+    leaf: string;
+    matches: string[];
+  }>;
+};
+
+export function buildPlaceAnalysis(input: {
+  placeName: string;
+  transcript: string;
+}): PlaceAnalysis {
+  const normalized = input.transcript.toLowerCase();
+  const signals = placeOntology.flatMap((axis) =>
+    axis.leaves
+      .map((leaf) => ({
+        axis: axis.id,
+        leaf: leaf.id,
+        matches: leaf.keywords.filter((keyword) => normalized.includes(keyword)),
+      }))
+      .filter((signal) => signal.matches.length > 0),
+  );
+
+  return {
+    placeName: input.placeName,
+    tags: signals.map((signal) => `${signal.axis}:${signal.leaf}`),
+    signals,
+  };
+}