add optional debug code to puppeteer exporter

mysql: improve connection handling

make grafana popups and links use dark mode automatically

WIP

update docs example with + symbol

cluster: show cluster current node

WIP

WIP: add database storage

agents: fix using empty value

user profile style fix

rest: fix division by zero error

rest: fix stats/totals queries using custom variable filters

fix only supported for http backends issue in reports

agents: performance improvements

agents: add test case

agents: fix process filter

agents: add clone button

agents: show applied rules in info popup

fix number of tests

fix includes

agent: add test case for inventory

cleanup modules

agents: fix using local worker for inventory

agents: show excluded checks in the obsolete tab

agents: show attributes in table format

fix opening overcards again

add test case for config reading

agents: improve excludes

agents: extra_opts may extend or modify lists

rest: add wildcard support for some endpoints