Add curl in docker image for native healthchecks (#4170)

* Add curl in docker image for native healthchecks

Fixes this issue: https://github.com/FlowiseAI/Flowise/issues/4126

* fix: add container-native healthcheck

- Added curl utility in dockerfile
- Added healthcheck configuration in docker compose

* fix: exclude ping endpoint from logging

Dockerfile

@@ -12,6 +12,10 @@ RUN apk add --no-cache build-base cairo-dev pango-dev
 # Install Chromium
 RUN apk add --no-cache chromium
 
+# Install curl for container-level health checks
+# Fixes: https://github.com/FlowiseAI/Flowise/issues/4126
+RUN apk add --no-cache curl
+
 #install PNPM globaly
 RUN npm install -g pnpm