add a health check endpoint to nginx.

Dockerfile

@@ -106,7 +106,7 @@ EXPOSE 443
 # A moderately long start period is important because while it IS serving a HTTP 200 immediately, it might not have
 # completed probing the docker socket and generating the config yet.
 HEALTHCHECK --start-period=30s \
-    CMD curl -s -o /dev/null -w "200" http://localhost:80/ || exit 1
+    CMD curl -s -o /dev/null -w "200" http://localhost:80/health || exit 1
 
 # checkov:skip=CKV_DOCKER_3 This is a test container.
 FROM ghcr.io/benzine-framework/php:nginx-8.2 AS test-app

NginxDefault

@@ -22,8 +22,14 @@ server {
 
         # deny access to .htaccess files, if Apache's document root
         # concurs with nginx's one
-        #
         location ~ /\.ht {
                deny all;
         }
+
+        # Health check endpoint
+        location /health {
+            access_log off;
+            add_header 'Content-Type' 'application/json';
+            return 200 '{"status":"Healthy"}';
+        }
 }