add semantic search

src/lib/utils/search.ts

@@ -0,0 +1,24 @@
+// src/lib/initModel.ts
+import use, { UniversalSentenceEncoder } from '@tensorflow-models/universal-sentence-encoder';
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+import * as tf from '@tensorflow/tfjs-node';
+
+export type Embedding = {
+	id: string;
+	vector: number[];
+};
+
+export type SearchResult = {
+	poem: Embedding;
+	similarity: number;
+};
+
+let model: UniversalSentenceEncoder | null = null;
+
+export async function getModel(): Promise<UniversalSentenceEncoder> {
+	if (!model) {
+		model = await use.load();
+		console.log('Model loaded successfully!');
+	}
+	return model;
+}