internal/

Package connectors provides process-level shared infrastructure for all external service connectors — token pooling, transport pooling, and the factory that composes them.

Package migrations holds the pgvector schema migrations as Go code so the embedding dimension (which must appear as a literal in the column type) can be read from PGVECTOR_DIMENSIONS at migrate-time rather than baked into a SQL file at compile-time.

Package entitydetect contains the LLM-driven entity-detection logic shared by the indexing-time entity-extractor stage and any future writer of the entity_register cache.

Package registrytesting provides test-only in-memory implementations of pipeline registry interfaces.

Package chunking provides shared text-splitting helpers for use by both indexing and search-side stages.

Package textfilter provides shared heuristics for detecting non-text content (binary blobs, base64, compressed payloads) in indexable documents.

Package ratelimited provides a generic rate-limited HTTP transport adapter and a token-bucket implementation of the driven.Limiter port.

Package widgets wires MCP Apps (ext-apps) interactive UI into the Sercha MCP server.

Package domain defines the core domain types for the Sercha search platform.