Merge pull request #3 from ebridges/feature/add-event-logging

Add exception event logging for Lambda execution.

Merge pull request #4 from ebridges/feature/switch-to-duckdb

feature/switch to duckdb

fix: test broken as "zero" renders as false, when it should only be f…

…alse when None

Merge pull request #2 from ebridges/fixes/monitoring-errors

fixes/monitoring errors

fix: need to pass a string when looking up key in bucket.

fix: inverted arguments.

fix: tweak logging

chore: update tests

fix: log metadata in verbose mode before writing it out.

fix: update logging.