devops

#!/bin/bash
# Docker Compose commands

# Start all services
docker compose up -d

# Optimized production Dockerfile

# Stage 1: Dependencies
FROM node:20-alpine AS deps
WORKDIR /app

stages:
  - lint
  - test
  - build
  - deploy

# Backend configuration with S3 + DynamoDB locking
terraform {
  backend "s3" {
    bucket         = "company-terraform-state"
    key            = "services/web-app/terraform.tfstate"
    region         = "us-east-1"

# Prometheus configuration
global:
  scrape_interval: 15s
  evaluation_interval: 15s
  scrape_timeout: 10s

apiVersion: apps/v1
kind: Deployment
metadata:
  name: user-service
  labels:
    app: user-service

# Project Makefile
.DEFAULT_GOAL := help

# Variables
APP_NAME := web-app
VERSION := $(shell git describe --tags --always --dirty)

#!/bin/bash
# Linux system administration commands

# === Process Management ===
ps aux                                # All processes
ps aux | grep nginx                   # Find specific process

# Pre-commit hooks configuration
repos:
  - repo: https://github.com/pre-commit/pre-commit-hooks
    rev: v4.5.0
    hooks:
      - id: trailing-whitespace

---
# Main playbook
- name: Configure web servers
  hosts: webservers
  become: yes
  vars:

// Configuration management with validation
const Joi = require('joi');

// Define schema for all environment variables
const envSchema = Joi.object({
  NODE_ENV: Joi.string()

# Multi-stage build for a Node.js application

# Stage 1: Build
FROM node:20-alpine AS builder

WORKDIR /app