fix(otlp-gateway): use log_skip directive for health check suppression

- Replace invalid 'skip' log subdirective with 'log_skip' in handle block
- Default suppressHealthChecks to false to avoid breaking existing deployments

Author: loafoe

charts/otlp-gateway/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
 name: otlp-gateway
-version: 0.54.0
+version: 0.55.0
 description: A Helm chart for Kubernetes to deploy an OTLP gateway with authentication and authorization
 type: application

charts/otlp-gateway/config/Caddyfile

@@ -51,6 +51,9 @@
   {{- end }}
 
   handle /api/health {
+    {{- if .Values.log.suppressHealthChecks }}
+    log_skip
+    {{- end }}
     header Content-Type application/json
     respond "{\"status\": \"UP\"}" 200
   }
@@ -195,10 +198,6 @@
       resp_headers>X-Id-Token delete
       resp_headers>X-Api-Key delete
     }
-    {{- if .Values.log.suppressHealthChecks }}
-    # Suppress health check logs from kube-probe
-    skip /api/health
-    {{- end }}
   }
 
   # Match external requests (Host header matches external FQDN)
@@ -221,10 +220,6 @@
       resp_headers>X-Id-Token delete
       resp_headers>X-Api-Key delete
     }
-    {{- if .Values.log.suppressHealthChecks }}
-    # Suppress health check logs from kube-probe
-    skip /api/health
-    {{- end }}
   }
 
   import app_logic
@@ -255,10 +250,6 @@
       resp_headers>X-Id-Token delete
       resp_headers>X-Api-Key delete
     }
-    {{- if .Values.log.suppressHealthChecks }}
-    # Suppress health check logs from kube-probe
-    skip /api/health
-    {{- end }}
   }
 
   import app_logic

charts/otlp-gateway/values.yaml

@@ -74,8 +74,8 @@ pyroscope:
 
 log:
   level: error
-  # Suppress health check logs (from kube-probe user agents)
-  suppressHealthChecks: true
+  # Suppress health check logs (/api/health endpoint)
+  suppressHealthChecks: false
 
 # CORS configuration for browser-based OTLP clients
 cors: