Active Directory w systemach wolnego oprogramowania

Zbigniew Góra

Serwer Samba 4 jako kontroler domeny. Szczypta teorii i historii, czyli co to jest Active Directory i jak działa w różnych systemach operacyjnych Samba 4 a Active Directory, czyli jak uruchomić usługę katalogową pod Linuksem Współdziałanie elementów sieci, czyli jak podłączyć komputery klienckie i skonfigurować sieć Podstawą działania każdej sieci komputerowej jest hierarchiczna struktura, której wewnętrzna logika decyduje o miejscu i roli elementów składowych oraz o relacjach między nimi. Tę strukturę zapewnia usługa katalogowa Active Directory, pozwalająca uporządkować wszystkie obiekty w sieci firmowej i wygodnie nimi zarządzać. Ponieważ jest to rozwiązanie kosztowne, warto postawić na równie funkcjonalną darmową alternatywę — serwer Samba 4. Świetnie sprawdzi się w roli kontrolera domeny Active Directory w systemach wolnego oprogramowania. Jeśli chcesz zaoszczędzić, a przy okazji poszerzyć swoją wiedzę, to książka dla Ciebie! Ten poradnik zawiera praktyczne i konkretne wskazówki dotyczące konfiguracji kontrolera domeny w systemie Linux oraz dopasowania usług do oczekiwań administratora i użytkowników. Dowiesz się stąd, co to jest Samba 4 i jak przygotować środowisko testowe dla Twojej sieci. Posłużysz się jasnymi instrukcjami instalacyjnymi i konfiguracyjnymi, by uruchomić Active Directory. Znajdziesz tu także opisy podłączania do tego środowiska komputerów klienckich działających w różnych systemach operacyjnych. Administratorze sieci, sprawdź, jak bardzo ta książka może ułatwić Ci życie! Podstawy działania Active Directory Przygotowanie laboratorium testowego Linux jako kontroler domeny Active Directory Serwer pełniący role punktu dostępowego i serwera DHCP Podłączanie komputerów klienckich do domeny Zarządzanie Active Directory i serwerem Samba 4 poprzez konsolę Linux Samba 4 jako serwer drukarek Serwer czasu NTP Samba 4 jako dodatkowy kontroler istniejącej domeny „Replikacja” SysVol na linuksowych kontrolerach Samba 4 Instalacja serwera Apache i konfiguracja foldera stron użytkowników domeny Active Directory, Linux i Samba 4 — filary Twojej sieci!  Bezbłędnie skonfiguruj kontroler domeny w Linuksie!  

Angielsko-polski słownik IA, UX, UI & SEO

Anna Matysek, Jacek Tomaszczyk

Angielsko-polski słownik IA, UX, UI & SEO to pierwsze w Polsce opracowanie słownikowe tematyki z zakresu architektury informacji, wrażeń i interfejsów użytkownika oraz badań użyteczności i optymalizacji serwisów internetowych. Tak licznego i uporządkowanego zbioru słownictwa tej branży nie znajdziemy nawet w światowych zasobach terminologicznych. Autorzy zgromadzili kolekcję ok. 4800 terminów i wyrażeń specjalistycznych, którym przypisali polskie odpowiedniki, a często także objaśnienia, dopowiedzenia i odsyłacze. Do wszystkich wyrazów hasłowych podano wymowę reprezentowaną za pomocą International Phonetic Alphabet. Adresatem słownika są przede wszystkim studenci kierunku architektura informacji oraz projektowanie przestrzeni informacyjnych. Słownik powinien także znaleźć liczne grono odbiorców wśród osób zainteresowanych projektowaniem serwisów internetowych oraz tworzeniem i marketingiem produktów i usług cyfrowych.

Apache Maven Cookbook. Over 90 hands-on recipes to successfully build and automate development life cycle tasks following Maven conventions and best practices

Raghuram Bharathan, SRIRANGAN .

Augmented Reality for Developers. Build practical augmented reality applications with Unity, ARCore, ARKit, and Vuforia

Jonathan Linowes, Krystian Babilinski

Augmented Reality brings with it a set of challenges that are unseen and unheard of for traditional web and mobile developers. This book is your gateway to Augmented Reality development—not a theoretical showpiece for your bookshelf, but a handbook you will keep by your desk while coding and architecting your first AR app and for years to come.The book opens with an introduction to Augmented Reality, including markets, technologies, and development tools. You will begin by setting up your development machine for Android, iOS, and Windows development, learning the basics of using Unity and the Vuforia AR platform as well as the open source ARToolKit and Microsoft Mixed Reality Toolkit. You will also receive an introduction to Apple's ARKit and Google's ARCore! You will then focus on building AR applications, exploring a variety of recognition targeting methods. You will go through multiple complete projects illustrating key market sectors including business marketing, education, industrial training, and gaming. By the end of the book, you will have gained the necessary knowledge to make quality content appropriate for a range of AR devices, platforms, and intended uses.

Beginning DevOps with Docker. Automate the deployment of your environment with the power of the Docker toolchain

Joseph Muli

Making sure that your application runs across different systems as intended is quickly becoming a standard development requirement. With Docker, you can ensure that what you build will behave the way you expect it to, regardless of where it's deployed. By guiding you through Docker from start to finish (from installation, to the Docker Registry, all the way through to working with Docker Swarms), we’ll equip you with the skills you need to migrate your workflow to Docker with complete confidence.

Chmura Azure. Praktyczne wprowadzenie dla administratora. Implementacja, monitorowanie i zarządzanie ważnymi usługami i komponentami IaaS/PaaS

Mustafa Toroman

Decyzja o przeniesieniu zasobów informatycznych do chmury jest podejmowana najczęściej wtedy, gdy niezawodność i bezpieczeństwo systemu są dla firmy sprawą kluczową. Jeśli chodzi o rozwiązania oparte na chmurze obliczeniowej, warto zainteresować się Azure. Azure udostępnia takie usługi, by umożliwić rozbudowę i monitorowanie aplikacji, baz danych czy innych usług oraz zarządzanie nimi w sposób globalny. Pozwala na ciągłe dostarczanie znakomitych, innowacyjnych rozwiązań. Umożliwia wirtualizację rozmaitych systemów, takich jak Windows, Linux, dystrybucje serwerowe, strony WWW, aplikacje ASP .NET, systemy CMS, bazy danych czy rozproszone klastry obliczeniowe. Oto praktyczne wprowadzenie do Azure. Wyjaśniono tu wiele pojęć potrzebnych w pracy administratora, takich jak sieci wirtualne oraz koncepcja IaaS. Omówiono zasady pracy z Azure oraz pokazano, jak można przygotować platformę do wdrożenia własnego systemu. Od strony praktycznej przedstawiono tworzenie zaawansowanych usług w platformie Azure. Sporo miejsca poświęcono najważniejszym kwestiom bezpieczeństwa i administracji, zaprezentowano też szereg dobrych praktyk, a także sporo technik ułatwiających rozwiązywanie najczęstszych problemów. Książka jest napisana w zwięzły i przystępny sposób. Dzięki niej szybko i skutecznie zaczniesz administrować zasobami w chmurze Azure. W tej książce między innymi: podstawowe pojęcia, koncepcje i modele związane z chmurą obliczeniową tworzenie i konfiguracja wirtualnej maszyny Azure praca z bazami danych, usługi IaaS i PaaS usługi hybrydowe, implementacja i zarządzanie tożsamość i bezpieczeństwo zasobów w chmurze Azure Chmura Azure: przenieś swój system na wyższy poziom!

Cloud Native with Kubernetes. Deploy, configure, and run modern cloud native applications on Kubernetes

Alexander Raul

Kubernetes is a modern cloud native container orchestration tool and one of the most popular open source projects worldwide. In addition to the technology being powerful and highly flexible, Kubernetes engineers are in high demand across the industry.This book is a comprehensive guide to deploying, securing, and operating modern cloud native applications on Kubernetes. From the fundamentals to Kubernetes best practices, the book covers essential aspects of configuring applications. You’ll even explore real-world techniques for running clusters in production, tips for setting up observability for cluster resources, and valuable troubleshooting techniques. Finally, you’ll learn how to extend and customize Kubernetes, as well as gaining tips for deploying service meshes, serverless tooling, and more on your cluster.By the end of this Kubernetes book, you’ll be equipped with the tools you need to confidently run and extend modern applications on Kubernetes.

Containerization with LXC. Build, manage, and configure Linux containers

Konstantin Ivanov

In recent years, containers have gained wide adoption by businesses running a variety of application loads. This became possible largely due to the advent of kernel namespaces and better resource management with control groups (cgroups). Linux containers (LXC) are a direct implementation of those kernel features that provide operating system level virtualization without the overhead of a hypervisor layer. This book starts by introducing the foundational concepts behind the implementation of LXC, then moves into the practical aspects of installing and configuring LXC containers. Moving on, you will explore container networking, security, and backups. You will also learn how to deploy LXC with technologies like Open Stack and Vagrant. By the end of the book, you will have a solid grasp of how LXC is implemented and how to run production applications in a highly available and scalable way.

Getting Started with Kubernetes. Extend your containerization strategy by orchestrating and managing large-scale container deployments - Third Edition

Jonathan Baier, Jesse White

Kubernetes has continued to grow and achieve broad adoption across various industries, helping you to orchestrate and automate container deployments on a massive scale.Based on the recent release of Kubernetes 1.12, Getting Started with Kubernetes gives you a complete understanding of how to install a Kubernetes cluster. The book focuses on core Kubernetes constructs, such as pods, services, replica sets, replication controllers, and labels. You will understand cluster-level networking in Kubernetes, and learn to set up external access to applications running in the cluster. As you make your way through the book, you'll understand how to manage deployments and perform updates with minimal downtime. In addition to this, you will explore operational aspects of Kubernetes , such as monitoring and logging, later moving on to advanced concepts such as container security and cluster federation. You'll get to grips with integrating your build pipeline and deployments within a Kubernetes cluster, and be able to understand and interact with open source projects. In the concluding chapters, you'll orchestrate updates behind the scenes, avoid downtime on your cluster, and deal with underlying cloud provider instability within your cluster.By the end of this book, you'll have a complete understanding of the Kubernetes platform and will start deploying applications on it.

Getting Started with Kubernetes. Orchestrate and manage large-scale Docker deployments - Second Edition

Jonathan Baier

Kubernetes has continued to grow and achieve broad adoption across various industries, helping you to orchestrate and automate container deployments on a massive scale.This book will give you a complete understanding of Kubernetes and how to get a cluster up and running. You will develop an understanding of the installation and configuration process. The book will then focus on the core Kubernetes constructs such as pods, services, replica sets, replication controllers, and labels. You will also understand how cluster level networking is done in Kubernetes. The book will also show you how to manage deployments and perform updates with minimal downtime. Additionally, you will learn about operational aspects of Kubernetes such as monitoring and logging. Advanced concepts such as container security and cluster federation will also be covered. Finally, you will learn about the wider Kubernetes ecosystem with OCP, CoreOS, and Tectonic and explore the third-party extensions and tools that can be used with Kubernetes.By the end of the book, you will have a complete understanding of the Kubernetes platform and will start deploying applications on it.

Getting Started with Terraform. Infrastructure automation made easy

Kirill Shirinkin

Terraform is a tool used to efficiently build, configure, and improve production infrastructure. It can manage existing infrastructure as well as create custom in-house solutions. This book shows you when and how to implement infrastructure as a code practices with Terraform. It covers everything necessary to set up complete management of infrastructure with Terraform, starting with the basics of using providers and resources. This book is a comprehensive guide that begins with very small infrastructure templates and takes you all the way to managing complex systems, all using concrete examples that evolve over the course of the book. It finishes with the complete workflow of managing a production infrastructure as code – this is achieved with the help of version control and continuous integration. At the end of this book, you will be familiar with advanced techniques such as multi-provider support and multiple remote modules.

Hands-On DevOps with Vagrant. Implement end-to-end DevOps and infrastructure management using Vagrant

Alex Braunton

Hands-On DevOps with Vagrant teaches you how to use Vagrant as a powerful DevOps tool and gives an overview of how it fits into the DevOps landscape. You will learn how to install VirtualBox and Vagrant in Windows, macOS, and Linux. You will then move on to understanding Vagrant commands, discovering its boxes and Vagrant Cloud.After getting to grips with the basics, the next set of chapters helps you to understand how to configure Vagrant, along with networking. You will explore multimachine, followed by studying how to create multiple environments and the communication between them. In addition to this, you will cover concepts such as Vagrant plugins and file syncing.The last set of chapters provides insights into provisioning shell scripts, also guiding you in how to use Vagrant with configuration management tools such as Chef, Ansible, Docker, Puppet, and Salt.By the end of this book, you will have grasped Vagrant’s features and how to use them for your benefit with the help of tips and tricks.

Hands-On Kubernetes on Azure. Automate management, scaling, and deployment of containerized applications - Second Edition

Nills Franssens, Shivakumar Gopalakrishnan, Gunther Lenz

From managing versioning efficiently to improving security and portability, technologies such as Kubernetes and Docker have greatly helped cloud deployments and application development.Starting with an introduction to Docker, Kubernetes, and Azure Kubernetes Service (AKS), this book will guide you through deploying an AKS cluster in different ways. You’ll then explore the Azure portal by deploying a sample guestbook application on AKS and installing complex Kubernetes apps using Helm. With the help of real-world examples, you'll also get to grips with scaling your application and cluster. As you advance, you'll understand how to overcome common challenges in AKS and secure your application with HTTPS and Azure AD (Active Directory). Finally, you’ll explore serverless functions such as HTTP triggered Azure functions and queue triggered functions.By the end of this Kubernetes book, you’ll be well-versed with the fundamentals of Azure Kubernetes Service and be able to deploy containerized workloads on Microsoft Azure with minimal management overhead.

Hands-On Kubernetes on Windows. Effectively orchestrate Windows container workloads using Kubernetes

Piotr Tylenda

With the adoption of Windows containers in Kubernetes, you can now fully leverage the flexibility and robustness of the Kubernetes container orchestration system in the Windows ecosystem. This support will enable you to create new Windows applications and migrate existing ones to the cloud-native stack with the same ease as for Linux-oriented cloud applications.This practical guide takes you through the key concepts involved in packaging Windows-distributed applications into containers and orchestrating these using Kubernetes. You'll also understand the current limitations of Windows support in Kubernetes. As you advance, you'll gain hands-on experience deploying a fully functional hybrid Linux/Windows Kubernetes cluster for development, and explore production scenarios in on-premises and cloud environments, such as Microsoft Azure Kubernetes Service.By the end of this book, you'll be well-versed with containerization, microservices architecture, and the critical considerations for running Kubernetes in production environments successfully.

Hands-On Microservices with Kubernetes. Build, deploy, and manage scalable microservices on Kubernetes

Gigi Sayfan

Kubernetes is among the most popular open source platforms for automating the deployment, scaling, and operations of application containers across clusters of hosts, providing a container-centric infrastructure.Hands-On Microservices with Kubernetes starts by providing you with in-depth insights into the synergy between Kubernetes and microservices. You will learn how to use Delinkcious, which will serve as a live lab throughout the book to help you understand microservices and Kubernetes concepts in the context of a real-world application. Next, you will get up to speed with setting up a CI/CD pipeline and configuring microservices using Kubernetes ConfigMaps. As you cover later chapters, you will gain hands-on experience in securing microservices and implementing REST, gRPC APIs, and a Delinkcious data store. In addition to this, you’ll explore the Nuclio project, run a serverless task on Kubernetes, and manage and implement data-intensive tests. Toward the concluding chapters, you’ll deploy microservices on Kubernetes and learn to maintain a well-monitored system. Finally, you’ll discover the importance of service meshes and how to incorporate Istio into the Delinkcious cluster. By the end of this book, you’ll have gained the skills you need to implement microservices on Kubernetes with the help of effective tools and best practices.

HoloLens Beginner's Guide. Join the AR revolution with HoloLens

Jason M. Odom

HoloLens revolutionizes the way we work and interact with the virtual world. HoloLens brings you the amazing world of augmented reality and provides an opportunity to explore it like never before. This is the best book for developers who want to start creating interactive and intuitive augmented reality apps for the HoloLens platform.You will start with a walkthrough of the HoloLens hardware before creating your first app. Next you will be introduced to the various HoloLens sensors and find out how to program them efficiently so that they can interact with the real world seamlessly. Moving on, you will learn how to create smart animations and add video overlay that implements real-time tracking and motion-sensing abilities to your HoloLens app. Finally, you will learn how to test your app effectively.

HoloLens Blueprints. Build immersive AR and Mixed Reality Applications

Abhijit Jana, Manish Sharma, Mallikarjuna Rao

Do you want to create stunning applications with HoloLens? Are you a developer who is fascinated with Microsoft HoloLens and its capabilities? If so, this is the book for you.This book introduces and demystifies the HoloLens platform and shows you different ways of interaction with computers (mixed-reality).You will start your mixed-reality journey by understanding different types of digital reality. You will learn to build your first holographic app. Also, you will understand holographic application integration possibilities within Line of Business Applications using Azure. Moving ahead, you will create Integrated Solutions using IoT with HoloLens. Gradually you'll learn how to create and deploy apps on a device. You will learn to publish application to the store; if you are an enterprise developer, you will also manage and distribute applications for enterprise-enabled or domain-joined HoloLens.Finally, you will develop an end-to-end realistic holographic app, ranging from scenario identification to sketching, development, deployment, and, finally, production.

Implementing VxRail HCI Solutions. A complete guide to VxRail Appliance administration and configuration

Victor Wu

Hyper-converged infrastructure (HCI) can help you simplify the provisioning and daily operations of computing and storage. With this book, you'll understand how HCI can offload the day 0 deployment and day-to-day operations of a system administrator. You'll explore the VxRail Appliance, which is an HCI solution that provides lifecycle management, automation, and operational simplicity. Starting with an overview of the VxRail Appliance system architecture and components, you'll understand the benefits of the VxRail system and compare it with the environment of traditional servers and storage. As you advance, the book covers topics such as disaster recovery and active-active and active-passive solutions for VxRail.By the end of this book, you'll have gained the confidence to manage the deployment, administration, planning, and design of a VxRail system.

Instant Citrix XenApp. A short guide for administrators to get the most out of the Citrix XenApp 6.5 server farm

Andrew Mallett

Citrix XenApp is the market leader in application hosting and virtualization delivery, allowing users from different platforms such as Windows, Mac, Linux, and mobile devices to connect to their business applications. Using XenApp, you can deploy secure applications quickly to thousands of users. This book takes you through the deployment of your server farm. With the infrastructure in place, you can publish applications to users and manage load balancing within the server farm.Instant Citrix XenApp 6.5 is written to be a quick and effective guide to deploy your Citrix-based remote desktop server farm.You begin by laying out the resources required, such as the Licensing Server, the Web Interface Server, and the XenApp Server. You will then learn their purpose and move onto installing them in their logical order. Next, you can customize the web interface to brand it with your corporate identity. It won't be long before you have already published an application and resources for users and testing gets underway in earnest.

Introduction to DevOps with Kubernetes. Build scalable cloud-native applications using DevOps patterns created with Kubernetes

Onur Yilmaz, Süleyman Akba?ü

Kubernetes and DevOps are the two pillars that can keep your business at the top by ensuring high performance of your IT infrastructure. Introduction to DevOps with Kubernetes will help you develop the skills you need to improve your DevOps with the power of Kubernetes. The book begins with an overview of Kubernetes primitives and DevOps concepts. You'll understand how Kubernetes can assist you with overcoming a wide range of real-world operation challenges. You will get to grips with creating and upgrading a cluster, and then learn how to deploy, update, and scale an application on Kubernetes. As you advance through the chapters, you’ll be able to monitor an application by setting up a pod failure alert on Prometheus. The book will also guide you in configuring Alertmanager to send alerts to the Slack channel and trace down a problem on the application using kubectl commands. By the end of this book, you’ll be able to manage the lifecycle of simple to complex applications on Kubernetes with confidence.

JBoss AS 7. Tworzenie aplikacji

Francesco Marchioni

Wykorzystaj potencjał serwera aplikacji! JBoss to nieustannie rozwijany, popularny serwer aplikacji, wykorzystywany wszędzie tam, gdzie wymagane są najwyższa niezawodność, bezpieczeństwo i wydajność tworzonej aplikacji. Zapewnia kompletne wsparcie dla Javy Enterprise Edition (Java EE), czyli między innymi wstrzykiwanie zależności, EJB 3.1, JAX-WS czy JAX-RS. Ponadto możesz go mieć w każdej chwili za darmo! Ta książka wprowadzi Cię w jego tajniki i pokaże, jak używać go najefektywniej. W trakcie lektury dowiesz się, jak przygotować Twój serwer do pracy, co musisz zainstalować oraz jak skonfigurować poszczególne elementy, żeby uniknąć typowych problemów. W kolejnych rozdziałach zapoznasz się z kluczowymi elementami Java EE - wstrzykiwaniem zależności (ang. Context Dependency Injection) oraz połączeniem CDI z JPA (ang. Java Persistence API). Testowanie zaawansowanych aplikacji korzystających z Java EE może stanowić nie lada wyzwanie - osobny rozdział został poświęcony projektowi Arquillian, który w znaczący sposób ułatwia to zadanie. Ponadto nauczysz się swobodnie korzystać z konsoli administracyjnej oraz łączyć serwery w klastry. Książka ta jest świetną lekturą dla wszystkich programistów Javy, korzystających z serwera aplikacji JBoss AS 7. JBoss AS 7 zapewnia: pełne wsparcie dla Java EE najwyższą wydajność i bezpieczeństwo błyskawiczny start dzięki modularnej budowie kompletne środowisko do uruchomienia Twojej aplikacji Poznaj moc lidera wśród serwerów aplikacyjnych!

kubectl: Command-Line Kubernetes in a Nutshell. Deploy, manage, and debug container workloads using the Kubernetes CLI

Rimantas Mocevicius

The kubectl command line tool lets you control Kubernetes clusters to manage nodes in the cluster and perform all types of Kubernetes operations. This introductory guide will get you up to speed with kubectl in no time.The book is divided into four parts, touching base on the installation and providing a general overview of kubectl in the first part. The second part introduces you to managing Kubernetes clusters and working with nodes. In the third part, you’ll be taken through the different ways in which you can manage Kubernetes applications, covering how to create, update, delete, view, and debug applications. The last part of the book focuses on various Kubernetes plugins and commands. You’ll get to grips with using Kustomize and discover Helm, a Kubernetes package manager. In addition to this, you’ll explore how you can use equivalent Docker commands in kubectl.By the end of this book, you’ll have learned how to install and update an application on Kubernetes, view its logs, and inspect clusters effectively.

Kubernetes - A Complete DevOps Cookbook. Build and manage your applications, orchestrate containers, and deploy cloud-native services

Murat Karslioglu

Kubernetes is a popular open source orchestration platform for managing containers in a cluster environment. With this Kubernetes cookbook, you’ll learn how to implement Kubernetes using a recipe-based approach. The book will prepare you to create highly available Kubernetes clusters on multiple clouds such as Amazon Web Services (AWS), Google Cloud Platform (GCP), Azure, Alibaba, and on-premises data centers.Starting with recipes for installing and configuring Kubernetes instances, you’ll discover how to work with Kubernetes clients, services, and key metadata. You’ll then learn how to build continuous integration/continuous delivery (CI/CD) pipelines for your applications, and understand various methods to manage containers. As you advance, you’ll delve into Kubernetes' integration with Docker and Jenkins, and even perform a batch process and configure data volumes. You’ll get to grips with methods for scaling, security, monitoring, logging, and troubleshooting. Additionally, this book will take you through the latest updates in Kubernetes, including volume snapshots, creating high availability clusters with kops, running workload operators, new inclusions around kubectl and more.By the end of this book, you’ll have developed the skills required to implement Kubernetes in production and manage containers proficiently.

Kubernetes - An Enterprise Guide. Effectively containerize applications, integrate enterprise systems, and scale applications in your enterprise - Second Edition

Marc Boorshtein, Scott Surovich

Kubernetes has taken the world by storm, becoming the standard infrastructure for DevOps teams to develop, test, and run applications. With significant updates in each chapter, this revised edition will help you acquire the knowledge and tools required to integrate Kubernetes clusters in an enterprise environment.The book introduces you to Docker and Kubernetes fundamentals, including a review of basic Kubernetes objects. You’ll get to grips with containerization and understand its core functionalities such as creating ephemeral multinode clusters using KinD. The book has replaced PodSecurityPolicies (PSP) with OPA/Gatekeeper for PSP-like enforcement. You’ll integrate your container into a cloud platform and tools including MetalLB, externalDNS, OpenID connect (OIDC), Open Policy Agent (OPA), Falco, and Velero. After learning to deploy your core cluster, you’ll learn how to deploy Istio and how to deploy both monolithic applications and microservices into your service mesh. Finally, you will discover how to deploy an entire GitOps platform to Kubernetes using continuous integration and continuous delivery (CI/CD).