Merge pull request apache#810 from merico-dev/github-gitlab-README

docs: improve README-zh-CN.md for GitHub and Gitlab

fix: update devlake docker image tag

Merge pull request apache#528 from merico-dev/fix-jira-diffsync

Fix jira diff sync and other small fixes

Merge pull request apache#510 from merico-dev/update-config-ui-docker…

…-build

fix: docker build and update placeholder text

Merge pull request apache#475 from merico-dev/fix-config-ui-again

Fix config UI again

Merge pull request apache#380 from Startrekzky/go_dashboard

feat(grafana dashboard): add PR review rounds