Fix race condition in event stream channel handling#6455

utafrali wants to merge 2 commits into

woodpecker-ci:mainwoodpecker-ci/woodpecker:mainfrom

utafrali:fix/issue-6454-woodpecker-server-panics-crashes-at-timeutafrali/woodpecker:fix/issue-6454-woodpecker-server-panics-crashes-at-timeCopy head branch name to clipboard