Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/homepage/src/commit/aac573a48d2536ded87d8c6abed75233adc4e215/docs/widgets/services/mikrotik.md You should set ROOT_URL correctly, otherwise the web may not work correctly.
homepage/docs/widgets/services/mikrotik.md

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title description
Mikrotik Mikrotik Widget Configuration

HTTPS may be required, per the documentation

Allowed fields: ["uptime", "cpuLoad", "memoryUsed", "numberOfLeases"].

widget:
  type: mikrotik
  url: https://mikrotik.host.or.ip
  username: username
  password: password