• tracking: include UTM parameters in pageview tracking requests so integrations can access campaign data.
• endpoint: harden pageview and event request validation by checking required parameters and accepted types.
• endpoint: unslash request data when running inside WordPress.
• endpoint: use exact buffer filename matching when finding existing buffer files.
• endpoint: use file locking when writing to buffer and session files.
• endpoint: handle missing upload or sessions directories more defensively.
• dashboard: fix saving component order when the page contains non-sortable dashboard columns.
• dashboard: keep an explicit group parameter when switching chart grouping back to days.
• docs: add campaign parameters to in-plugin links to Koko Analytics documentation and Pro pages.