fix: use fake timers for time-decay test

fix: relax test tolerance for time-decay

docs: update API and README for v1.4.1

chore: bump version to 1.4.1

fix: complete lanceDB mock in compat tests

feat: add time decay and combined scoring to memory search

v1.4.0: logging improvements and quieter defaults

feat: improve logging system for quieter production

docs: update CHANGELOG and README for v1.3.2

fix: pass dimension to vector store for proper LanceDB table creation

chore: remove accidental package-lock.json

fix: update CLI to use ^1.3.0 instead of workspace:* for npm publish

chore: bump version to 1.3.0 (embedded DB major feature)

fix: handle LanceDB API changes (tableNames, mergeInsert)

fix: critical bug - default to LanceDB, not always Milvus