alertmanager.yml

global:
  resolve_timeout: 1m
  # TO DO: replace slack_api_url with the actual Slack API URL
  slack_api_url: 'https://hooks.slack.com/services/...'
route:
  receiver: 'slack-notifications'

receivers:
  - name: 'slack-notifications'
    slack_configs:
      - channel: '#test2'
        send_resolved: true
        username: 'Alertmanager'
        icon_url: 'https://avatars3.githubusercontent.com/u/3380462'
        # TO DO: replace api_url with the actual Slack API URL
        api_url: 'https://hooks.slack.com/services/...'
        title: |-
          [{{ .Status | toUpper }}{{ if eq .Status "firing" }}:{{ .Alerts.Firing | len }}{{ end }}] {{ .CommonLabels.alertname }} for {{ .CommonLabels.job }}
          {{- if gt (len .CommonLabels) (len .GroupLabels) -}}
            {{" "}}(
            {{- with .CommonLabels.Remove .GroupLabels.Names }}
              {{- range $index, $label := .SortedPairs -}}
                {{ if $index }}, {{ end }}
                {{- $label.Name }}="{{ $label.Value -}}"
              {{- end }}
            {{- end -}}
            )
          {{- end }}
        text: >-
          {{ range .Alerts -}}
          *Alert:* {{ .Annotations.title }}{{ if .Labels.severity }} - `{{ .Labels.severity }}`{{ end }}

          *Description:* {{ .Annotations.description }}

          *Details:*
            {{ range .Labels.SortedPairs }} • *{{ .Name }}:* `{{ .Value }}`
            {{ end }}
          {{ end }}
  # - name: 'app-backend'
  #   webhook_configs:
  #   - url: 'http://localhost:3010/alert/receive-alert'