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Fix CF-271: Add fallback text search to archive_search

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When LiteLLM embedding service is unavailable, archive_search now gracefully falls back to PostgreSQL text search (ILIKE) instead of returning an error. Also adds dotenv support for proper credential loading.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
This commit is contained in:
Christian Gick
2026-01-19 13:14:29 +02:00
parent 1231835e02
commit 6c497ec6c5
6 changed files with 87 additions and 7 deletions
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10
src/embeddings.ts
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@@ -1,8 +1,5 @@
// Embeddings via LiteLLM API
const LLM_API_URL = process.env.LLM_API_URL || 'https://api.agiliton.cloud/llm';
const LLM_API_KEY = process.env.LLM_API_KEY || '';
interface EmbeddingResponse {
data: Array<{
embedding: number[];
@@ -19,8 +16,13 @@ interface EmbeddingResponse {
* Generate embedding for text using LiteLLM API
*/
export async function getEmbedding(text: string): Promise<number[] | null> {
// Read env vars at runtime (after dotenv.config() in index.ts)
const LLM_API_URL = process.env.LLM_API_URL || 'https://api.agiliton.cloud/llm';
const LLM_API_KEY = process.env.LLM_API_KEY || '';
if (!LLM_API_KEY) {
console.error('LLM_API_KEY not set, skipping embedding');
console.error('LLM_API_KEY not set, skipping embedding (check .env file)');
console.error('LLM_API_URL:', LLM_API_URL);
return null;
}