internal/

Package boundaries holds a test enforcing ContentKit's package layering from the module's dependency graph (go list; no compilation or services).

Package codes writes the content-code registry (content_codes) for the packages that own content: contenturl for host content, taxonomy and content for ContentKit's own records.

Package contract renders ContentKit's route catalog (internal/httpapi) and error-code registry as the files other tools read: api/openapi.json, the browser SDK's generated route table, wire types and error codes, and docs/api/routes.md.

Package httpapi is ContentKit's HTTP surface as data.

Package normalize cleans user query text before retrieval.

Package pglock holds Postgres session advisory locks on dedicated connections, so the holder's work may use every connection of its pool.

Package pgtest provisions disposable keyword-profile schemas on the CONTENTKIT_TEST_URL Postgres for integration tests.

Package ratelimit admits events per key against one or more sliding windows ("at most Limit in any Per"), in process or shared through Redis (or Garnet).

Package signaltest provisions disposable signal-plane ClickHouse databases for integration tests by applying the real migration lineage.

Package tcpproxy is a test TCP forwarder that a test takes down (connections refused) and brings back on the same address, to stand in for a provider outage.