DevOps

DevOps is a set of practices that combine software development (Dev) and IT operations (Ops). It aims to shorten the systems development life cycle and provide continuous delivery with high software quality.

GitHub: https://github.com/topics/devops
Wikipedia: https://en.wikipedia.org/wiki/DevOps
Related Topics: ci, cd, cicd, devsecops, gitops, chatops, test-automation, static-code-analysis, release-automation, infrastructure-as-code,
Aliases: dev-ops,
Last updated: 2026-07-01 00:08:16 UTC
JSON Representation

https://github.com/devqik/lamp-stack-deployment-example

In this example I used Jenkins to deploy LAMP stack via Ansible playbook and pipeline as code.

ansible ansible-playbook devops jenkins jenkins-pipeline yml

Last synced: 09 May 2026

https://github.com/kogunlowo123/terraform-aws-elasticache-redis

AWS ElastiCache Redis Terraform module with cluster mode, multi-AZ, RBAC, encryption, and alarms

aws devops elasticache infrastructure-as-code production-ready redis terraform terraform-module

Last synced: 02 May 2026

https://github.com/suyeonchoi/vue-devops

Vue CLI App

actions cicd devops vue

Last synced: 29 Apr 2026

https://github.com/eon01/argocd-examples

CI/CD with ArgoCD, Helm and GitHub Actions

argocd book cd cicd cloud cloudnative continual-learning continuous-delivery continuous-deployment continuous-integration course deployment devops github github-actions github-pages gitops guide helm kubernetes

Last synced: 09 May 2026

https://github.com/kogunlowo123/kogunlowo123.github.io

Portfolio site — 112 repos, architecture diagrams, interactive catalog

ai-agents aws azure blog cloud-security devops finops gcp terraform zero-trust

Last synced: 02 May 2026

https://github.com/8infinitecloud/aws-ugconf-codecatalyst-and-ia

Infraestructura con AWS CodeCatalyst e IaC desplegada desde Terraform.

aws aws-codecatalyst devops

Last synced: 09 May 2026

https://github.com/aldenvallestero/node-js-jenkins

cicd devops jenkins pipeline

Last synced: 22 Jun 2026

https://github.com/bocan/gitdr

Self-hosted Git disaster recovery. Automatically mirror repositories from GitHub, GitLab, and more to storage you control, then restore instantly when a provider goes dark.

azure-blob backup business-continuity devops disaster-recovery docker fastapi git git-mirror github-backup platform-engineering python restore s3 self-hosted

Last synced: 22 Jun 2026

https://github.com/danieldantasdev/aspnetcore-complete-formation_course-luisdev-backend-part-4_dotnet-6_csharp-10

Repositório da Formação ASP.NET Core: APIs em .NET, Arquitetura Limpa, CQRS, EF Core, Dapper, Repository Pattern, testes unitários, JWT, mensageria com RabbitMQ, microsserviços e DevOps com Azure. Projeto completo do zero.

aspnet-core autenticacao autorizacao azure backend clean-architecture cqrs csharp dapper devops dotnet ef-core jwt luisdev mensageria microsservicos rabbitmq

Last synced: 09 May 2026

https://github.com/dinushchathurya/multiple-microservice-jenkins-deploy

Build & deploy multiple microservices in single Git repository to EKS

devops docker eks git jenkins kubernetes microservice microservice-deploy

Last synced: 09 May 2026

https://github.com/kogunlowo123/terraform-aws-sns-sqs

Terraform module for AWS SNS topics and SQS queues with subscriptions, dead-letter queues, FIFO, and KMS encryption

aws devops event-driven infrastructure-as-code messaging production-ready sns sqs terraform terraform-module

Last synced: 02 May 2026

https://github.com/ridwanbejo/terraform-mysql-admin

Terraform module for managing MySQL users, grants and databases

devops hashicorp hcl iac infrastructure-as-code mysql sysadmin terraform terraform-modules

Last synced: 02 May 2026

https://github.com/toninoes/devopsunirp2

Caso práctico 2 - Experto Universitario en Devops & Cloud - Universidad Internacional de la Rioja. Automatización y despliegue en entornos Cloud.

ansible cloud devops kubernetes terraform

Last synced: 09 May 2026

https://github.com/melezhik/sparrowdo-vsts-cordova

Sparrowdo module to generate VSTS yaml build definition steps for Cordova build

automation build build-tool cd ci cicd cordova devops ios microsoft perl6 uwp vsts

Last synced: 09 May 2026

https://github.com/chanioxaris/devops-docker-mooc

Solutions for the DevOps with Docker (2020) MOOC by University of Helsinki

devops docker docker-compose mooc

Last synced: 09 May 2026

https://github.com/fabiocannas/blog

My personal blog

automation cloud-engineering devops iac microsoft-azure powershell terraform

Last synced: 02 May 2026

https://github.com/zzh8829/infra

Infrastructure for https://zihao.me

devops helm helmfile iac infrastructure-as-code kubernetes terraform

Last synced: 02 May 2026

https://github.com/roy3drucker/devops-mcp-a2a-simulation

a2a ai-agents automation cloud devops github-project infrastructure llm mcp-server multi-agent nginx python simulation workflow

Last synced: 02 May 2026

https://github.com/weronika-stepien/kubernetes

Kubernetes configurations for deploying and managing applications from the 'JAVA' and 'PYTHON' repositories. Includes deployment, pod, service, and ingress files, demonstrating DevOps practices for containerized application management, orchestration, and scaling.

cluster-management deployment devops docker-image kubernetes orchestration pods services

Last synced: 02 May 2026

https://github.com/devteam200ok/devteam-app-profile

DevTeam delivers production-ready MVPs and AI integration in just 2 weeks. We build custom web/mobile applications using Laravel, Flutter, and AWS with 100% code ownership, SSL Labs A-grade security, and no low-code shortcuts. From SaaS platforms to AI pipelines, we turn your ideas into scalable, secure software with 1-month free support.

ai-integration aws custom-development devops flutter full-stack laravel mobile-development mvp-development production-ready saas-platform web-development

Last synced: 01 May 2026

https://github.com/zuazo/irssi-docker

A minimal Docker image with Irssi, the IRC client.

devops docker irc irc-client irssi minimal

Last synced: 01 May 2026

https://github.com/kiwamizamurai/dockname

Zero-config reverse proxy that makes container routing effortless in development environments

container development-tools devops docker golang localhost proxy reverse-proxy

Last synced: 08 Jun 2026

https://github.com/chadbercea/docker-bug-squasher

Retro PS1-style game where you squash Docker bugs! Race Conditions, Memory Leaks, and Zombie Processes await your debugging skills.

agent arcade containers debugging devops docker educational game javascript lol mcp retro-gaming three-js

Last synced: 01 May 2026

https://github.com/anuragxxd/redrush

Event-driven, low-latency filesystem-to-S3 sync daemon. Apache-2.0.

devops filesystem-watcher golang kubernetes minio s3 sidecar sync

Last synced: 22 Jun 2026

https://github.com/hendisantika/nuxt-portfolio

Personal Portofolio - with love with Nuxt 3

cicd devops ecr github javascript nuxt3 portofolio

Last synced: 01 May 2026

https://github.com/tush-tr/gcloudact

A Terraform module for hosting your own runner for CI/CD on Google Cloud to run jobs in your GitHub Actions workflows.

ci cicd devops gcloud github github-actions google-cloud-platform googlecloudplatform self-hosted-ci-cd-runner self-hosted-runner terraform terraform-module

Last synced: 09 May 2026

https://github.com/opt-nc/grype-contribs

A set of resources around Anchore's grype tool

cve-search devops devops-tools devsecops docker docker-image gotemplate grype infosec jq json productivity reporting security vulnerability-scanners

Last synced: 09 May 2026

https://github.com/arturwincenciak/azuregithubdevopsstarter

Azure DevOps Starter, Setting up DevOps starter with GitHub, Web App for Containers

azure azure-devops csharp devops dotnet dotnet-core github-actions hello-world

Last synced: 29 Apr 2026

https://github.com/acsany/postgres-dev-container-example

Dev Container Example: A Postgres Database in a Docker container

devcontainer devops docker postgres

Last synced: 29 Apr 2026

https://github.com/ngcodex/ngcodex-azure-devops

✔ Welcome to the NGcodeX club's DevOps with Azure repository!😇

azure azure-devops cloud developer devops linux pipeline

Last synced: 09 May 2026

https://github.com/tayloradam1999/holberton-system_engineering-devops

All Unix devops projects for Holberton Tulsa

api devops http-server mysql server shell unix webserver

Last synced: 09 May 2026

https://github.com/ajsalemo/azurepythonframeworkdevopexamples

A repo housing multiple Python quickstart/"hello world" of framework & libraries examples that are deployed on Azure using Azure DevOps pipelines.

azure bottle cherrypy deployment devops pipelines python quickstart sample tornado web2py

Last synced: 10 May 2026

https://github.com/dargmuesli/jonas-thelemann_stack

dargstack configuration for my web services.

dargstack devops docker stack

Last synced: 10 May 2026

https://github.com/trivediayush/docker-monitoring-stack

A lightweight, production-grade observability stack using Docker Compose, Prometheus, Node Exporter, and Grafana, deployable on any Linux or Windows host (including AWS EC2).

datasource devops docker docker-monitoring grafana grafana-dashboard monitoring node-exporter prometheus

Last synced: 29 Apr 2026

https://github.com/ridwanbejo/terraform-kubernetes-storage

Terraform module for managing Kubernetes storage class and CSI driver

automation devops hashicorp hcl iac infrastucture-as-code kubernetes sysadmin terraform

Last synced: 10 May 2026

https://github.com/smol-utils/actiondoc

Generate Markdown docs for GitHub Actions workflows and actions: call graphs, secret/permission inventories, and reusable-workflow contracts.

ci-cd cli devops documentation documentation-generator github-action golang workflows

Last synced: 23 Jun 2026

https://github.com/tuyojr/isw_ta

I.S.W. T.A.

agile-development devops java mssql python qa

Last synced: 10 May 2026

https://github.com/muhamedayoub/istio-gateway-demo

Deploying an Istio Gateway with a Sample App

devops gateway istio kubernetes nginx yaml

Last synced: 10 May 2026

https://github.com/notetiene/ssh-hardening

🛡️ Ansible Role — SSH Hardening

algorithms ansible cryptography devops hardening provisioning ssh

Last synced: 28 Jun 2026

https://github.com/walterowisk/terraform-projects

Projects involving Terraform for didactic use and (maybe) in production.

aws cloud devops s3-bucket terraform

Last synced: 10 May 2026

https://github.com/cloudacademy/terraform-s3-mrap-mgmt

Terraform S3 MRAP Management

aws cloudacademy devops iac mrap s3 terraform

Last synced: 10 May 2026

https://github.com/dhanushnadar/iac-docker

This project showcases Infrastructure as Code (IaC) by using Terraform to spin up a sample nodejs app container, complete with validation, planning, provisioning, and cleanup workflows.

devops docker hcl nodejs terraform

Last synced: 01 May 2026

https://github.com/abd-ulbasit/goplatform

Learning-focused Kubernetes operator (kubebuilder v4) that provisions in-cluster databases, caches, and queues via a custom Application CRD — with tier-based observability and drift detection.

cloud-native cnpg controller-runtime crd devops go golang kubebuilder kubernetes kubernetes-operator operator platform-engineering postgresql prometheus rabbitmq redis sre

Last synced: 10 Jun 2026

https://github.com/swimmwatch/devops-for-programmers-project-76

ansible ansible-playbook datadog devops docker

Last synced: 01 May 2026

https://github.com/sanogotech/devops-capstone-project

Devops capstone project : IBM DevOps and Software Engineering Certificat Professionnel

devops flask ibm python

Last synced: 01 May 2026

https://github.com/barcek/compost

recycling containers | command store & argument finesser | command-line tool | Python + Mypy, w/ SQLite

command-line-tool devops docker dx object-oriented-programming python sql sqlite

Last synced: 11 May 2026

https://github.com/prefeitura-rio/kube-sherlock

A Discord chatbot for investigating Kubernetes clusters

agents devops ia k8s llm mcp

Last synced: 29 Apr 2026

https://github.com/bipin115/ci-cd-workflow-java-tomcat-deploy-docker

Demonstrate the continuous integration and delivery by building a Docker Jenkins Pipeline.

continuous-delivery continuous-integration devops docker ec2-instance jenkins pipelines tomcat webdeploy

Last synced: 11 May 2026

https://github.com/fontebasso/envguardr

Catch broken env vars before your app starts — fail-fast CLI with strict schema validation.

ci cli devops dotenv env environment-variables fail-fast schema typescript validation

Last synced: 29 Jun 2026

https://github.com/ndxdeveloper/formation-debian

Formation complète Debian (Desktop/Server) de 280h, des fondamentaux aux infrastructures cloud-native modernes. Maîtrisez Debian, Docker, Kubernetes, Ansible, Terraform et les pratiques DevSecOps.

ansible cloudnative debian devops devsecops docker formation grafana infrastructure-as-code k3s kubernetes kvm linux networking security sysadmin terraform tutorial

Last synced: 11 May 2026

https://github.com/lauravuo/aws-spa

CDK script for deploying single-page-app to AWS S3

aws aws-acm aws-cdk cloudfront deployment devops https route53 s3 s3-website single-page-app spa

Last synced: 11 May 2026

https://github.com/dongitran/multitermrunner

🖥️ Powerful multi-terminal orchestration with intelligent auto-recovery!

cicd devops nodejs terminal

Last synced: 01 May 2026

https://github.com/terraform-az-modules/terraform-azurerm-nsg

This Terraform module is used to create Azure Network Security Group on AZURE. An Azure Network Security Group (NSG) is a fundamental Azure security tool that acts as a basic, stateful packet filtering firewall to control network traffic to and from Azure resources within a virtual network

azure azure-network-security-groups azurerm cloud devops hcl terraform terraform-modules tf-az-modules

Last synced: 10 Jun 2026

https://github.com/amlana21/lambda-role-publish

How to have AWS Lambda assume a role dynamically and get permissions on the fly

aws devops lambda-functions terraform

Last synced: 01 May 2026

https://github.com/brkcvlk/hello-k8s

A simple hello-k8s REST API deployed on Kubernetes with GitOps via ArgoCD

argocd cicd devops docker fastapi gitops k8s kubernetes minikube nginx python

Last synced: 11 May 2026

https://github.com/codenamev/ups

Modern status pages built with Rails 8 + SQLite.

devops incident-management monitoring open-source rails ruby self-hosted sqlite status-page uptime

Last synced: 11 May 2026

https://github.com/php-fast-forward/dev-tools

Fast Forward Development Tools for PHP projects

code-style dev developer-tools development devops faker grumphp grumphp-task php php-cs-fixer php-cs-fixer-config phpdoc phpdocumentor phpunit rector rectorphp standards unit-testing wiki

Last synced: 11 May 2026

https://github.com/cloudnativeworks/elchi

Elchi is a React + TypeScript web interface for managing Envoy Proxy–based L4/L7 traffic. It provides visual configuration and control of xDS resources, routing, clusters, filters, security (mTLS/WAF), and observability integrations without directly editing Envoy YAML.

cloud-native delta-xds devops envoy envoy-proxy load-balancer proxy service-mesh sre traffic-management ui xds

Last synced: 11 May 2026

https://github.com/soakes/s3ctl

Go-based S3 provisioning CLI for bucket creation, scoped IAM credentials, and batch operations.

automation cli devops golang iam object-storage s3

Last synced: 01 May 2026

https://github.com/jeremycook123/java11-junit5-archetype

Maven Java11 JUnit5 Archetype

devops java jdk11 junit5 maven

Last synced: 12 May 2026

https://github.com/allansifuna/flask_cicd_heroku

My first Application to deploy to heroku using Docker container and CI/CD using Github actions

allansifuna cicd devops flask githubactions

Last synced: 12 May 2026

https://github.com/markokroselj/devops-hw1

First homework for DevOps class

devops vagrant webapp

Last synced: 12 May 2026

https://github.com/slothlabsorg/health-dsl

A tiny DSL for service readiness/liveness checks: concurrent execution, per-check timeouts, correct aggregation — native Rust / TypeScript / Kotlin.

devops health-check kotlin liveness observability readiness rust typescript

Last synced: 23 Jun 2026

https://github.com/slothlabsorg/envlint

Schema-driven validation for environment variables and .env files — one portable envlint.toml, native Rust / TypeScript / Kotlin implementations.

cli configuration devops dotenv environment-variables kotlin rust typescript validation

Last synced: 23 Jun 2026

https://github.com/roshbhatia/kubanana

🐒 see, 🦧 do! Events in, Kubernetes jobs out!

devops event-driven homelab homelab-automation kubernetes kubernetes-controller

Last synced: 12 May 2026

https://github.com/patinaomi/projeto-java-thymeleaf

Repositório destinado para a entrega da sprint 4 da matérias de Devops e Java.

devops java spring spring-boot spring-mvc spring-security thymeleaf thymeleaf-java thymeleaf-template-engine

Last synced: 12 May 2026

https://github.com/sean-njela/zta_thesis_project

Zero Trust in Microservices Architecture

devops helm k8s security zerotrust zta

Last synced: 29 Jun 2026

https://github.com/miusarname2/holiday-route

This repository documents my learning path that I published on roadmap.sh during my university holidays. The objective is to master key technologies in system administration, DevOps and monitoring in a period of 31 days through hands-on projects and educational resources in English and Spanish.

bash bash-scripting devops learning learning-by-doing linux-shell powershell shell windows windows-server

Last synced: 30 Apr 2026

https://github.com/b-swt/nsa-501

🔵 School Project - Epitech - 1st year - This project, completed as part of the DevOps NSA 501 module at EPITECH, involves setting up a network infrastructure consisting of **four virtual machines (VMs)**. These machines are connected through a network configured with strict security rules, aiming to manage and filter network traffic effectively.

devops dhcp-server freebsd linux openbsd ssh-client ssh-server

Last synced: 17 May 2026

https://github.com/visaltyagi/terraform-assignment-4

How to Create a VPC & Deploy an EC2 Instance Inside It— Terraform Assignment 4

aws deploy dev devops devops-team devops-tools ec2 ec2-instance terraform vpc

Last synced: 30 Apr 2026

https://github.com/thearchitector/openendpoint-tools

It's like Hamburger Helper, but DevOps REST endpoints for projects instead.

api devops game open-endpoints peer-to-peer pong prototype rollup vlang vweb webrtc

Last synced: 13 May 2026

https://github.com/hajowieland/terraform-ec2-devops-instance

Terraform code & Ansible playbook to create a personal AWS EC2 devops instance with Terraform & Docker installed on it.

ansible aws-ec2 devops kali kali-linux terraform

Last synced: 13 May 2026

https://github.com/jozefizso/k8lab-vagrant

Kubernetes lab cluster using vagrant

devops kubernetes sample vagrant

Last synced: 30 Apr 2026

https://github.com/aldik-dev/devops-ai-guidelines

🤖 Master AI in DevOps with guidelines, learning paths, and resources to evolve from a DevOps Engineer to an AI Infrastructure Architect.

ai aws copilot devops devops-learning go prompt-engineering roadmap

Last synced: 29 Jun 2026

https://github.com/ndkprd/devporter

[Read-only mirror] Generate HTML reports from various DevSecOps tools/platform.

artifacts devops report

Last synced: 24 Jun 2026

https://github.com/foggykitchen/foggykitchen-instance-group-hello-world

Sample static web application packaged for OCI DevOps compute instance group deployments.

devops foggykitchen instance-group oci-devops oraclecloud oraclecloudinfrastructure static-site

Last synced: 11 Jun 2026

https://github.com/palpalani/aws-open-guide

A curated, opinionated guide to Amazon Web Services — services, tools, official docs, deep-dive guides, and battle-tested references

aws claude-skills cost-optimization deployment-automation devops free-tools-of-development

Last synced: 13 May 2026

https://github.com/tomburgs/raspberry-cpu-temp

🫐 Easy-to-use tool to get Raspberry Pi's cpu temperature and report statistics 🌡️.

devops raspberry-pi report-statistics temperature

Last synced: 13 May 2026

https://github.com/sanjay-k08/python-for-gcp-interact-with-google-cloud-using-python

Python For GCP is a project aimed at simplifying the interaction with Google Cloud Platform (GCP) services using Python. This repository provides code examples and scripts that help you manage and automate various GCP resources such as BigQuery, Cloud Storage, BigTable, Compute Engine, and more entirely through Python.

bigdata bigquery cloudstorage computeengine data-pipelines devops gcp gcp-automation python-script terraform-alternative

Last synced: 29 Apr 2026

https://github.com/andygol/andygol.github.io

Andrii Holovin – Product & Project Manager Geospatial Expert / OpenStreetMap Consultant / DevOps practitioner

consultant data data-structures devops experience floss gis mapping navigation openstreetmap personal-site personal-website

Last synced: 13 May 2026

https://github.com/joeri-abbo/python-s3-downloader

s3 downloader to tar files

automation backup backup-script devops s3

Last synced: 14 May 2026

https://github.com/joemunene-by/ghost-toolkit-scripts

Collection of automation scripts for security testing, system hardening, and DevOps workflows.

automation devops scripts security-tools shell

Last synced: 11 Jun 2026

https://github.com/keyorixhq/keyorix

Lightweight on-premise secrets management for European enterprises. AGPL. No SaaS dependency. Air-gap compatible. NIS2/DORA aligned. AI-native via MCP server — roadmap

air-gap devops devsecops european gdpr golang on-premise secrets-management security vault-alternative

Last synced: 15 Jun 2026

https://github.com/joycemwangi/terraform-iac-hybrid-deployments

Terraform IaC framework for hybrid cloud and multi-vendor network automation. Supports AWS, Azure, GCP, OCI, Cisco ACI/IOS/SD-Access, Palo Alto & Panorama, Fortinet, Juniper, F5, Infoblox, Zscaler and Check Point. Delivers standardized provisioning, policy enforcement and secure deployments across cloud and on-prem environments.

automation automation-framework cisco cloud cloud-engineering devops f5 fortinet hybrid-cloud iac infrastructure-as-code multicloud multivendor network-automation paloalto security software-defined-networking terraform terraform-modules zero-trust

Last synced: 08 Jun 2026

https://github.com/pallaprolus/metrisight

Lightweight metric anomaly detection dashboard for developers (AIOps)

aiops anomaly-detection devops metrics monitoring observability open-source prometheus streamlit time-series

Last synced: 12 Jun 2026

https://github.com/penguinboi/preflight-checks

Systematic production readiness checks for any software project. 7 audits, go/no-go checklist, post-launch monitoring, rollback decision tree.

accessibility ai-coding-assistant code-quality compliance devops launch-checklist preflight-checks production-readiness security-audit seo

Last synced: 12 Jun 2026

https://github.com/andriysmyk/prometheus-grafana-alerting

A DevOps monitoring lab project using Vagrant, Ansible, Prometheus, Grafana, and Alertmanager with Slack integration. Demonstrates automated infrastructure provisioning, metrics collection, alerting, and visualization – a hands-on project for learning DevOps monitoring practices.

alertmanager ansible automation devops grafana infrastructure-as-code monitoring prometheus vagrant

Last synced: 29 Apr 2026

https://github.com/rms-ltd/ai-dev-kit

Frameworks for AI-assisted development—workflows, Kanban, versioning, and lean vendor install. Documentation is the published Docusaurus site (see Website).

agentic-ai ai-development developer-tools devops documentation docusaurus kanban project-management python release-automation workflows

Last synced: 16 Jun 2026

https://github.com/olegkorol/zeit-now-test

A small test of Zeit's Now deployment tool

deployment devops now zeit

Last synced: 12 Jun 2026

https://github.com/azva-co/helm-charts

Helm charts for Kubernetes

devops helm helm-charts k8s kubernetes security

Last synced: 12 Jun 2026

https://github.com/sysnet4admin/notiflex-platform

Claude Code 가드레일로 AI 에이전트가 GKE 위에 구축한 B2B 알림 SaaS. GitOps(ArgoCD), Argo Rollouts(Canary), Kafka, Valkey, OpenTelemetry 활용. 책 「AI 시대에 개발자가 알아야 할 인프라 구성 배포 with 클로드 코드」의 실습 저장소

ai-agent argo-rollouts argocd claude-code devops gitaiops gitops gke golang grafana kafka kubernetes opentelemetry prometheus strimzi valkey

Last synced: 12 Jun 2026

https://github.com/brunopadz/ansible-playbooks

Collection of useful Ansible playbooks

ansible ansible-playbook ansible-playbooks devops

Last synced: 12 Jun 2026

https://github.com/ironcore864/jenkins-script

cd ci devops jenkins

Last synced: 30 Apr 2026

https://github.com/bambutcha/consentry

Notification preferences microservice: user settings, global policies, quiet hours, and allow/deny evaluation API. TypeScript · Fastify · PostgreSQL · Docker · Kubernetes

devops docker fastify kubernetes kysely microservice nodejs notifications postgresql typescript vitest