feat(loki): loki日志搜集匹配

apps/infra/monitor/loki/helmchart-promtail.yaml

@@ -19,6 +19,11 @@ spec:
           tenant_id: 1
       snippets:
         extraRelabelConfigs:
+          # 匹配log_collecting_enabled标签 只有为true时才收集日志
           - source_labels: [__meta_kubernetes_pod_label_log_collecting_enabled]
             action: keep
             regex: true
+          # 匹配log_collecting_only_errors标签并只保留stderr流
+          - source_labels: [__meta_kubernetes_pod_label_log_collecting_only_errors]
+            action: keep
+            regex: stderr