fix: close opened sql connections, hopefully decreases sqlite wal size

handle lucene search query error

switch back to messagepack cache serialization, delete messagepack hack

fix cache key error

fix caching

DI for tests

improve equipment service cache

cache metrics, fix case where cache was missing every time

sync users, integration tests

integration test, skip integration test in ci

update gitignore

k6 base url

move serializer out of cache provider, remove LocalDataOld, sqlite WAL mode

remove tf

load testing