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

* Add curl in docker image for native healthchecks

Fixes this issue: #4126

* fix: add container-native healthcheck

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

* fix: exclude ping endpoint from logging

Author: saqib-ahmed

Diff for: 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
 

Diff for: docker/Dockerfile

@@ -13,7 +13,7 @@ RUN npm install -g flowise
 FROM node:20-alpine
 
 # Install runtime dependencies
-RUN apk add --no-cache chromium git python3 py3-pip make g++ build-base cairo-dev pango-dev
+RUN apk add --no-cache chromium git python3 py3-pip make g++ build-base cairo-dev pango-dev curl
 
 # Set the environment variable for Puppeteer to find Chromium
 ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium-browser

Diff for: docker/docker-compose.yml

@@ -49,6 +49,12 @@ services:
             - REDIS_CA=${REDIS_CA}
         ports:
             - '${PORT}:${PORT}'
+        healthcheck:
+          test: ["CMD", "curl", "-f", "http://localhost:${PORT}/api/v1/ping"]
+          interval: 10s
+          timeout: 5s
+          retries: 5
+          start_period: 30s
         volumes:
             - ~/.flowise:/root/.flowise
         entrypoint: /bin/sh -c "sleep 3; flowise start"

Diff for: packages/server/src/utils/logger.ts

@@ -138,7 +138,7 @@ const logger = createLogger({
 })
 
 export function expressRequestLogger(req: Request, res: Response, next: NextFunction): void {
-    const unwantedLogURLs = ['/api/v1/node-icon/', '/api/v1/components-credentials-icon/']
+    const unwantedLogURLs = ['/api/v1/node-icon/', '/api/v1/components-credentials-icon/', '/api/v1/ping']
     if (/\/api\/v1\//i.test(req.url) && !unwantedLogURLs.some((url) => new RegExp(url, 'i').test(req.url))) {
         const fileLogger = createLogger({
             format: combine(timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }), format.json(), errors({ stack: true })),