[observability] ReplicaMismatch: Improve "the mismatch is 1.0" message

Author: geropl

operations/observability/mixins/workspace/rules/central/image-builder.yaml

@@ -47,7 +47,7 @@ spec:
         annotations:
           runbook_url: https://github.com/gitpod-io/runbooks/blob/main/runbooks/GitpodWorkspaceDeploymentReplicaMismatch.md
           summary: Desired number of replicas for image-builder-mk3 are not available in cluster {{ $labels.cluster }}
-          description: The mismatch is {{ printf "%.2f" $value }}
+          description: 'Desired number of replicas for image-builder-mk3 are not available in cluster {{ $labels.cluster }}: {{ printf "%.2f" $value }} are missing'
         expr: |
           kube_deployment_spec_replicas{deployment="image-builder-mk3", cluster!~"ephemeral.*"} != kube_deployment_status_replicas_available{deployment="image-builder-mk3", cluster!~"ephemeral.*"}
         for: 3m

operations/observability/mixins/workspace/rules/central/node-labeler.yaml

@@ -31,7 +31,7 @@ spec:
         annotations:
           runbook_url: https://github.com/gitpod-io/runbooks/blob/main/runbooks/GitpodWorkspaceDeploymentReplicaMismatch.md
           summary: Desired number of replicas for node-labeler are not available in cluster {{ $labels.cluster }}
-          description: The mismatch is {{ printf "%.2f" $value }}
+          description: 'Desired number of replicas for node-labeler are not available in cluster {{ $labels.cluster }}: {{ printf "%.2f" $value }} are missing'
         expr: |
           kube_deployment_spec_replicas{deployment="node-labeler", cluster!~"ephemeral.*"} != kube_deployment_status_replicas_available{deployment="node-labeler", cluster!~"ephemeral.*"}
         for: 3m

operations/observability/mixins/workspace/rules/central/ws-manager.yaml

@@ -31,7 +31,7 @@ spec:
         annotations:
           runbook_url: https://github.com/gitpod-io/runbooks/blob/main/runbooks/GitpodWorkspaceDeploymentReplicaMismatch.md
           summary: Desired number of replicas for ws-manager-mk2 are not available in cluster {{ $labels.cluster }}
-          description: The mismatch is {{ printf "%.2f" $value }}
+          description: 'Desired number of replicas for ws-manager-mk2 are not available in cluster {{ $labels.cluster }}: {{ printf "%.2f" $value }} are missing'
         expr: |
           kube_deployment_spec_replicas{deployment="ws-manager-mk2", cluster!~"ephemeral.*"} != kube_deployment_status_replicas_available{deployment="ws-manager-mk2", cluster!~"ephemeral.*"}
         for: 3m

operations/observability/mixins/workspace/rules/central/ws-proxy.yaml

@@ -31,7 +31,7 @@ spec:
         annotations:
           runbook_url: https://github.com/gitpod-io/runbooks/blob/main/runbooks/GitpodWorkspaceDeploymentReplicaMismatch.md
           summary: Desired number of replicas for ws-proxy are not available in cluster {{ $labels.cluster }}
-          description: The mismatch is {{ printf "%.2f" $value }}
+          description: 'Desired number of replicas for ws-proxy are not available in cluster {{ $labels.cluster }}: {{ printf "%.2f" $value }} are missing'
         expr: |
           kube_deployment_spec_replicas{deployment="ws-proxy", cluster!~"ephemeral.*"} != kube_deployment_status_replicas_available{deployment="ws-proxy", cluster!~"ephemeral.*"}
         for: 3m