v0.4.0

Changed

• Bump apexcharts version from 3.50.0 to 3.53.0.
• Bump htmx version from 2.0.1 to 2.0.3.
• Bump server crate versions to latest.
• Generalized HTTP error responses based on RFC9457/RFC7807.
• JSON API returns HTTP 5xx error codes with problem details when daemon connection is lost.
• Logger redacts upsd_pass config when server starts with LOG_LEVEL=DEBUG
• Logging style is improved in general. No more {:?} dumps.
• Remaining battery runtime shown in yMdhms date-time format instead of raw seconds.
• UPS table elements are sorted by UPS name.
• Voltage texts are vertically centered on the UI.
• health probe returns HTTP 500 status code when daemon connection is lost.
• health probe returns application/json response. Response contains basic info like last sync time, daemon status, and daemon host.

Added

• Display UPS manufacturer and model information on UPS page.
• readiness probe for Kubernetes deployments.
• upsd_client logs upsd protocol messages when LOG_LEVEL is set to TRACE.
• OpenAPI specification is added to docs.

Fixed

• A single failing UPS driver distrupts other UPS devices' states.
• Probe endpoints don't support CORS.
• Server doesn't delete failing/disconnected UPS devices from both HTML and JSON responses.
• Texts get overlap in table elements when screen size is too small.
• UPS info page displays incorrect power unit for the apparent power values (ups.power).
• On certain light themes, text colors blend with background and becomes unreadable.
• upsd_client uses wrong error types when list commands fail.