Add timezone for the columns creation_date and update_date, otherwise
it's difficult to compare the times correctly in the unit test.
Furthermore the default value of the creation_date will now be defined
by the postgres implementation of the database interface.
changes:
- fix: read temperature values without daemon
Add subcommand to read temperature values without starting the daemon
- fix: implement measured value types
Replace measured value types with constants
- fix: add sensor pipelines
Add functions which returns a channel with measured values
- fix: filter measured values from a channel
Add functions to filter measured values by sensor id or measured
value types.
changes:
- Implement repository test for the sqlite backend
- Add testutils package to start container images
- Remove deprecated till_date in measured values
- Renamed columns of the table humidities, pressures and temperatures