* [CHANGE] Remove default flags from the container's entrypoint, run Prometheus from `/etc/prometheus` and symlink the storage directory to `/etc/prometheus/data`. #4976
* [CHANGE] Promtool: Remove the `update` command. #3839
* [FEATURE] Add JSON log format via the `--log.format` flag. #4876
* [FEATURE] API: Add /api/v1/labels endpoint to get all label names. #4835
@ -7,7 +14,6 @@
* [ENHANCEMENT] Add `prometheus_tsdb_lowest_timestamp_seconds`, `prometheus_tsdb_head_min_time_seconds` and `prometheus_tsdb_head_max_time_seconds` metrics. #4888