PostgreSQL | Ecosyste.ms: Awesome

https://github.com/olga-kacala/bytewars

In Byte Wars: AI vs Humans 🤖, players engage in a whimsical conflict between artificial intelligence and humanity.

backend ci docker frontend nodejs postgresql reactjs

Last synced: 10 Apr 2026

https://github.com/krasivaya/nodejs-boilerplate

A boilerplate for a RESTful API with NodeJS, Express, PostgreSQL and Sequelize.

apis babel babel-watch celebrate express jest joi-validation jwt-token nodejs nodejs-boilerplate pipelines postgresql sequelize

Last synced: 11 Apr 2026

https://github.com/poveroh/poveroh

A unified platform to track your wealth.

express postgresql prisma react tailwindcss turborepo typescript

Last synced: 10 Apr 2026

https://github.com/marked01one/microlive-auctions

Proof-of-concept auction platform, made to experiment with microservices development, container orchestration, and self-hosting

docker kubernetes mongodb nextjs postgresql rabbitmq

Last synced: 10 Apr 2026

https://github.com/aissa-laribi/db-ct-deploy

Collection of database servers running and executing on lightweight Docker containers

alpine-linux database docker mongodb mysql postgresql redis sqlite sqlite3

Last synced: 01 Jul 2025

https://github.com/n1ckwhite/article-redux-any-request

Собираюсь написать статью на хабр

axios javascript nestjs postgresql prisma react redux-toolkit vite

Last synced: 10 Apr 2026

https://github.com/devadarshh/collabydraw

A real-time collaborative whiteboard for sketching diagrams and wireframes with a hand-drawn feel, perfect for teamwork and remote brainstorming.

canvas collabydraw colloboration drawing excalidraw express jwt monorepo nextjs postgresql prisma-orm productivity shadcn-ui tailwindcss turborepo websocket-server whiteboard zustand

Last synced: 10 Apr 2026

https://github.com/kotelnikovav/explore-with-me-microservices

Project for self-development

docker grpc hibernate-orm java kafka maven postgresql rest spring-boot spring-cloud

Last synced: 11 Apr 2026

https://github.com/lucca16bit/node-agents-livestream

API Rest que gerencia salas de bate papo, onde usuários podem enviar perguntas por texto enquanto os áudios são transcritos automaticamente pela API da gemini para gerar respostas.

docker fastify nodejs postgresql prisma zod

Last synced: 11 Apr 2026

https://github.com/danielmeloalencar/backend-base-fastify-docker

API backend TypeScript com Fastify, Prisma e Zod. Implementa Repository Pattern, DI, JWT, e documentação Swagger. Pronto para Docker, escalável e bem estruturado para desenvolvimento produtivo.

commit-message commitizen docker documentation fastify fastify-swagger fastify-swagger-ui jwt-authentication padronizacao postgresql prisma produtividade sqlite standardization supabase typescript

Last synced: 11 Apr 2026

https://github.com/kayprogrammer/norebase-challenge

A simple API demonstrating likes feature built in FastAPI

fastapi likes likes-count postgresql pytest sqlalchemy

Last synced: 08 May 2026

https://github.com/tonystrawberry/template.rails.react.openapi

🚀 Ready-to-use Rails7 API/ReactJS/OpenAPI monolithic web application template

openapi postgresql rails react typescript

Last synced: 11 Apr 2026

https://github.com/marchelo/balancetracker-reactnative

Full Stack mobile application using react-native & expo. For backend part i used express API that is connected to a PostgreSQL database on the cloud that is provided by Neon.

clerk expo express javascript neon postgresql react-native redis

Last synced: 10 Apr 2026

https://github.com/tmtocb/crud-ideas_rails_carrierwave_bootstrap

simple ideas-app with Rails 6, carrierwave for file upload, Bootstrap for styling, devise for authentication, CRUD actions, comments included, gravatars added. Postgresql as database with Heroku deployment.

bootstrap carrierwave crud gravatar heroku heroku-deployment postgresql rails rails6

Last synced: 09 Apr 2026

https://github.com/dragosshd/lovebuffet

This is a FullStack JavaScript Everywhere web application. It is based on Vue3 (Options API), Node.js with Express.js. With the help of Spoonacular API, a user can easily find the perfect match for their next meal.

express-js mysql-database node-js postgresql prisma vue3-optional-api

Last synced: 10 Apr 2026

https://github.com/sgeri/forrodrot

Minden közoktatással kapcsolatos polgári kezdeményezés egy helyen.

fullstack nextjs postgresql prisma typescript

Last synced: 11 Apr 2026

https://github.com/lekovr/dbrpc

JSON-RPC interface for database stored procedures

golang json-rpc postgresql

Last synced: 15 May 2026

https://github.com/tmrrwnxtsn/restaurant-table-booking-app

:cake: An application for booking tables in restaurants with a RESTful API and user interface

bootstrap5 docker-compose go golang golang-template migrations postgresql restful-api

Last synced: 09 Mar 2026

https://github.com/nikitachalykh/scheduler_task_service

Scheduler task service

docker docker-compose postgresql pydantic-v2 python3 redis

Last synced: 11 Apr 2026

https://github.com/knowledgefactory4u/dotnet-postgresql-reactjs-crud-app

.Net + PostgreSQL + React JS CRUD Application Example

crud dotnet dotnet6 postgresql reactjs

Last synced: 05 Jan 2026

https://github.com/kooznitsa/bike_rent

Test assignment

celery django django-rest-framework docker docker-compose nginx postgresql pytest redis

Last synced: 11 Apr 2026

https://github.com/mehwishhanif/tripwise

TripWise is an application designed to help users plan, organize, and track their travel itineraries.

flask postgresql python react redux sqlite3

Last synced: 10 Apr 2026

https://github.com/arturobp3/pollsapp

Just a simple polls app that I've made following the Django's official tutorial to learn about this famous framework.

backend-webdevelopment django django-framework postgresql python

Last synced: 09 Apr 2026

https://github.com/aalug/blog-go

Blog API built with Go and Gin

api gin go golang postgresql rest-api

Last synced: 11 Apr 2026

https://github.com/starlingvibes/cloud-bs

The Cloud Backup API is a backend service that powers a cloud backup system. It allows users to securely create accounts and manage their backups in the cloud. This API is built using Google Cloud, Redis, ExpressJS, NodeJS, PostgreSQL, TypeScript and Jest for testing.

express-js google-cloud nodejs postgresql redis

Last synced: 10 Apr 2026

https://github.com/webconuz/my-portfolio-backend

My portfolio backend project

nest nodejs postgresql typescript

Last synced: 10 Apr 2026

https://github.com/thinkthinkai/dbinfoz

NPM Get Database Info and Table Schemas

mysql npm npm-package postgresql sql sqlite3

Last synced: 12 Feb 2026

https://github.com/chrisvasa/javachat

A chat application built using Java Swing. Includes Client and Server with database connection for user authentication.

java javaswing miglayout network-programming postgresql tcp

Last synced: 30 Apr 2026

https://github.com/MatheusAndrade23/go-books-backend

API de uma plataforma de leilão de livros, desnvolvido com NestJs + Typescript.

clean-architecture cloudflare docker domain-driven-design e2e-tests nestjs nodejs postgresql prisma swagger tests unit-testing vitest

Last synced: 17 Aug 2025

https://github.com/emreaknci/eshopping

This repo demonstrates the use of microservices architecture in an e-commerce application.

asp-net-core backend docker eshopping eventbus frontend microservices mongodb mui postgresql rabbitmq react redis signalr

Last synced: 10 Apr 2026

https://github.com/theanujdev/agro-rent-backend

Backend server of agro rent app built with Express, Prisma & PostgresSQL

expressjs nodejs postgresql prisma

Last synced: 10 Apr 2026

https://github.com/ahmedabougabal/brainwisefullstackadmissiontask

This repo I created as per instructions sent to solve this FullStack admission task.

django-framework fullstack-development gitignore-templates interview-test javascript postgresql pycharm-jetbrains python3 reactjs virtualenv

Last synced: 11 Apr 2026

https://github.com/nekonyangyee/fullstack-comments

fullstack으로 도전해보는 댓글 기능 구현입니다!!

express javascript nextjs nodejs postgresql typescript zustand

Last synced: 10 Apr 2026

https://github.com/preetiraj3697/lingualingo

Interactive platform for language learning

clerkjs drizzle-orm nextjs14 postgresql react-admin reactjs stripe-checkout tailwindcss

Last synced: 11 Apr 2026

https://github.com/alnmaurofranco/be-the-hero-api-nestjs

API Be The Hero com NestJS + PrismaORM - Semana OmniStack 11 by Rocketseat

docker nestjs nodejs postgresql prisma typescript

Last synced: 11 Apr 2026

https://github.com/basemax/bookstoregraphqlts

This is a TypeScript-based GraphQL API for a bookstore that allows users to browse books and manage their accounts. The API is built using Apollo Server, and it uses Redis for caching and PostgreSQL as the database. Docker is used to automatically install PostgreSQL and the GraphQL tools.

api graphql javascript js postgresql psql ts typescript

Last synced: 10 Apr 2026

https://github.com/kazvee/jungle_rails

🌿 Full-stack e-commerce app 📚 MVC pattern 🗺️ Active Record ORM 🔴 Ruby on 🚃 Rails 6.1 👢 Bootstrap frontend 📚 PostgreSQL database 🔒 Bcrypt password management 💸 Stripe for secure payments 🧪 Rspec & Cypress automated testing

active-record bootstrap cypress model-view-controller mvc-pattern postgresql rails6 rspec ruby-on-rails scss stripe

Last synced: 09 Mar 2026

https://github.com/celestinals/celestinal

Distributed Log Aggregator

elasticsearch go golang nextjs postgresql protobuf protocol-buffers reactjs tailwindcss

Last synced: 20 Feb 2026

https://github.com/kriziu/kripoll

An app to create polls and vote.

nextjs poll postgresql prisma react typescript

Last synced: 11 Apr 2026

https://github.com/mbeps/car-dealership

Car dealership website where users can browse, search, and filter cars. Admins can manage inventory, add new cars, and update existing listings, view reports, manage dealership settings, etc.

full-stack nextjs postgresql radix-ui react shadcn-ui supabase

Last synced: 20 Feb 2026

https://github.com/agrim123/quiz-portal

Quiz Portal

mvc nodejs npm postgresql quiz-portal yarn

Last synced: 11 Apr 2026

https://github.com/apricotbrain/api_yamdb_final

Проект YaMDb собирает отзывы пользователей на произведения, позволяет ставить произведениям оценку и комментировать чужие отзывы.

django django-rest-framework docker gunicorn nginx postgresql

Last synced: 10 Apr 2026

https://github.com/rurumimic/vault

Hashicorp Vault with Kubernetes

ansible aws eks hashicorp kubernetes packer postgresql vault

Last synced: 09 Apr 2026

https://github.com/aayush-bhargav/blog-website

This blog website showcases the seamless integration of a custom-built API and EJS (Embedded JavaScript) templating engine to create a dynamic and interactive user experience. The project demonstrates how to build a full-stack web application using Node.js, Express, and PostgreSQL, while utilizing EJS for server-side rendering of HTML.

api axios blog ejs ejs-templates express full-stack middleware nodejs postgres postgresql rest-api

Last synced: 03 Feb 2026

https://github.com/simotae14/fullstack-app-v2-project-app

Project Course "Build Full-Stack Apps from Scratch v2" by Frontendmasters

nextjs postgresql prisma react typescript

Last synced: 11 Apr 2026

https://github.com/cuongndc9/go_grpc_postgres_kit

a lightweight kit for go 💅 grpc

103cuong 4pet 4pet-social go golang goose gorm grpc grpc-go kit migration postgres postgresql

Last synced: 29 Dec 2025

https://github.com/josephmsmith/citibike_nyc_station_relocation_analysis

Use SQL and Tableau to analyze NYC Citibike data for station availability

portfolio postgresql sql

Last synced: 31 Aug 2025

https://github.com/lourdilene/clone-tabnews

Project developed during the course.dev

docker jest nextjs13 postgresql react

Last synced: 11 Apr 2026

https://github.com/sn0wo2/quicknote

Create and share notes quickly and easily.

backend go golang markdown mysql note postgresql quicknote sqlite sqlite3 sqlserver

Last synced: 10 Apr 2026

https://github.com/waldohidalgo/skate_park_app

Repositorio con el código solución completo de la prueba con la que se finaliza el módulo 8 Implementación de API backend Node Express

bootstrap-icons bootstrap5 desafiolatam express express-fileupload express-handlebars jsonwebtoken pg postgresql uuid

Last synced: 11 Apr 2026

https://github.com/wylee/mystops

A map-based view of transit stops and arrivals

django maps openlayers openstreetmap postgis postgresql python transit typescript vuejs

Last synced: 05 Jan 2026

https://github.com/angel-raa/pos-system-spring-boot-thymeleaf

POS es un sistema de punto de venta completo desarrollado para gestionar eficientemente las operaciones de ventas en un entorno comercial. Este proyecto está diseñado para proporcionar una solución integral para la administración de ventas, productos, categorías, clientes y compras.

api-rest bootstrap5 docker docker-compose java point-of-sale postgresql spring-boot spring-mvc spring-security thymeleaf

Last synced: 10 Mar 2026

https://github.com/aykhans/movier

Get Movie Recommendations Based on IMDb Data

Last synced: 11 Apr 2026

https://github.com/hassonor/microservices-jobber

microservices-jobber using: Node, TS, ES, Kibana,Postgresql,mysql,MongoDB, Cloudinary, RabbitMQ

cloudinary elasticsearch hearbeat kibana microservices mongodb nodejs postgresql rabbitmq typescript

Last synced: 11 Apr 2026

https://github.com/markmll/testdb

Illustrate problems when connections are lost while DB-aware controls are active, and provide advance warning.

database-component ide object-pascal postgresql

Last synced: 17 Jun 2025

https://github.com/darkmusic/ai-forgot-these-cards

AI-assisted flashcard creation and quiz website (backend)

ai flashcards java ollama postgresql spring spring-boot spring-security

Last synced: 11 Apr 2026

https://github.com/opensrcerer/noxtoon

A website about cartoons. Joint term project for the CS306: Advanced Web Development and CS325: Distributed Applications courses in the American College of Thessaloniki.

docker firestore php8 postgresql typescript vuejs

Last synced: 11 Apr 2026

https://github.com/engineers-cradle/ec-url-store

A Url Shortener microservice build with Rust

grpc hacktoberfest ip mmdb postgresql rust

Last synced: 06 May 2026

https://github.com/vcnovaes/registro_de_notasdelphi-pgsql

Sistema de registro, exclusão e busca de notas utilizando PostGreSQL e DELPHI

delphi pascal postgresql sql

Last synced: 29 Jun 2025

https://github.com/mflor-pd/final-project-socoshifts-backend

MVP-An API for dynamic and automated roster management

aws express-js node-js postgresql prisma

Last synced: 10 Apr 2026

https://github.com/ezioxatul/projeval

AI evaluator platform designed to streamline the assessment process for teachers.

gpt4 nextjs nodejs postgresql

Last synced: 10 Apr 2026

https://github.com/datarohit/django-graphql

This GitHub project is a Django-GraphQL application using the Graphene package, enabling efficient CRUD operations with CORS and Djagno-GraphQL-Auth for JWT Authentication.

django graphene graphql jsonwebtoken postgresql whitenoise

Last synced: 11 Apr 2026

https://github.com/umutsevdi/hr-management

HR Management, Analytics and Salary Determination System

analytics data-analysis java java17 postgresql python spring spring-boot vaadin vaadin-flow

Last synced: 10 Apr 2026

https://github.com/awesome-pro/finance

Finance is the modern web app for online banking( SBI ), built with Next.js, PostgreSQL and TypeScipt. See the README for more detail.

clerk drizzle-orm honojs neondb nextjs14 node-js postgresql shadcn-ui tailwindcss typescript vercel

Last synced: 13 Apr 2026

https://github.com/ssherwood/schemago

Simple random schema generator

database generator postgresql schema

Last synced: 10 Apr 2026

https://github.com/puneethkumarck/prism

Prism — High-performance real-time Solana transaction indexer built with Java 25, Helidon 4 SE, Virtual Threads, pgjdbc COPY protocol, and hexagonal architecture. Streams via Yellowstone gRPC or free WebSocket. No Spring Boot.

blockchain grpc helidon hexagonal-architecture indexer java postgresql real-time solana virtual-threads

Last synced: 25 May 2026

https://github.com/3n3a/pg-html

HTML from your Postgres Database

database html pgsql postgresql python3

Last synced: 02 Mar 2026

https://github.com/moemoe89/go-graphql-gendhis

🤙 This repo for practicing GraphQL using Golang , Docker and PostgreSQL

circleci clean-architecture codecov docker gin go golang graphql postgresql rest-api swagger uncle-bob

Last synced: 11 Apr 2026

https://github.com/cvilla714/projectblog-app

The idea was to create a blog with basic functionality, create a post, allow comments, add tags, update the post, and allow to destroy the post as well. Built with

postgresql rails6 ruby

Last synced: 21 Jan 2026

https://github.com/smolodtsova13/kittygram_final

Социальная сеть для обмена фотографиями питомцев

django django-rest-framework docker docker-compose github-actions gunicorn nginx postgresql python

Last synced: 10 Apr 2026

https://github.com/maiarasanto/desafio-modulo-docker-stackx

Este repositório contém a solução para o desafio do módulo Docker da StackX. O projeto está organizado em duas atividades distintas: a primeira visa a conteneirização de uma aplicação frontend simples utilizando o servidor web Nginx, e a segunda envolve a implantação da plataforma Wiki.js, com persistência de dados em um banco de dados PostgreSQL

docker docker-compose docker-container docker-image dockerfile html5 nginx postgresql wiki

Last synced: 11 Apr 2026

https://github.com/martins-rafael/doe

:gift_heart: Aplicação web para cadastrar doações de sangue, desenvolvido durante a MaratonaDev 3.0 da Rocketseat.

css html javascript nodejs postgresql rocketseat

Last synced: 11 Apr 2026

https://github.com/mahabubx7/expense-tracker

This application can be used to track your expenses with various groups or category. Any mobile-end users can use this web-application.

erb expense-tracker mobile-view postgresql render-deployment rspec rubocop ruby ruby-on-rails tailwindcss

Last synced: 10 Apr 2026

https://github.com/ejw-data/proj-election-dashboard

Heroku Flask App with Postgres Database that provides interactive graphics

bootstrap css d3-visualization flask-application html jupyter-notebook leafletjs postgresql python sqlalchemy

Last synced: 11 Apr 2026

https://github.com/sibteali786/trax

Trax is a Spotify inspired music app which is built using NEXTJs, Chakra-UI Postgres and server less functions along with Prisma for Database ORM. Music player is working with play, pause, next, previous and shuffle, repeat functionalities implemented using React-Howler through useRef hooks

chakra-ui nextjs postgresql prisma react serverless-functions

Last synced: 13 Apr 2026

https://github.com/fannysaez/memo-cda

Mémo personnel de vocabulaire technique — Git/GitHub, SQL/PostgreSQL/Js/Boostrap — préparé dans le cadre de la formation CDA (Concepteur Développeur d'Applications).

boostrap5 cda divers git github javascript memo postgresql simplon sql vocabulaire

Last synced: 11 Jul 2026

https://github.com/alloon-project/photi-server

포토 챌린지로 일상 속 새로운 즐거움을 발견해 보세요!

aws command-query docker flyway multimodule port-adapter postgresql redis spring-boot spring-security swagger

Last synced: 20 Feb 2026

https://github.com/nimos95/otskvm-vk-teams-bot

Бот для инженеров технического сопровождения конгрессно-выставочных мероприятий СПбПУ. Бот позволяет быстро отмечать состояние аудиторий, отслеживать проблемы, координировать работу и интегрироваться с Google Calendar.

bot google-calendar-api postgresql python vk-teams

Last synced: 08 Jul 2026

https://github.com/obsidiansystems/postgresql-lo-stream

Library for streaming large objects to and from PostgreSQL in Haskell

haskell postgresql streaming

Last synced: 28 Apr 2026

https://github.com/brunoarueira/til

:memo: Today I learned

curl docker git javascipt javascript js k8s kubernetes nodejs osx pipe-ls postgresql python rust shell shell-script til today-i-learned todayilearned

Last synced: 10 Apr 2026

https://github.com/moonjose/blogerizer_rb

A blog using Bootstrap 5 with Ruby on Rails 6 in MVC pattern.

bootstrap devise heroku-deployment mvc postgresql pundit rails6 rolify ruby rubyonrails website

Last synced: 19 Jan 2026

https://github.com/ath31st/undying_form

Backend part of a future game in a dark Victorian setting

detekt docker-compose flyway gradle jacoco jooq kotlin kotlin-dsl postgresql sringboot

Last synced: 11 Apr 2026

https://github.com/chukwuemekaaham/data-engineering-zoomcamp

Datatalks Club Free Data Engineering Zoomcamp Project

bigquery dbt docker-compose duckdb gcp gcp-cloud-storage github-actions jupyter-notebook kafka linux looker-studio mageai pandas postgresql prefect python redpanda risingwave spark terraform

Last synced: 24 Feb 2026

https://github.com/zrwusa/bunny-engine

Project generator, code generator. Typescript + Express + Docker + GraphQL + PostgreSQL + MongoDB + Redis + Nginx + Swagger + Pino + Prom-client.

codegenerator docker express graphql mongodb openapi pino postgresql prom-client swagger typescript

Last synced: 11 Apr 2026

https://github.com/bagork/nestjs-tour-management-system-backend-api

natours: tour management system backend rest api, check out api docs, built using nestjs, postgresql and typeorm

backend-api jwt-authentication nestjs postgresql rest-api typerom typescript

Last synced: 22 Mar 2025

https://github.com/ajsalemo/angularuniversalssr

A todo application using Angular Universal, Angular Material, Tailwind, Sequelize and Postgres along with Authentication.

angular angular-material angular-universal azure database date-fns javascript material node orm postgres postgresql scss sequelize spa ssr tailwind typescript

Last synced: 02 Apr 2026

https://github.com/mugisha-pascal/nestjs-backend-starter

A documented Nest js backend starter with various functionalities for starting your new project including a secure authentication ,chat application , product management

chat-application graphql nestjs-backend passportjs postgresql prisma project-starter restful-api

Last synced: 09 Apr 2026

https://github.com/sugapriya-k/final-year-project

An AI-powered personal finance tracker to manage expenses, predict spending, and plan budgets using machine learning.

ai budget-tracker data-visualization final-year-project finbert gradient-boosting-decision-tree lstm ml personal-finance-manager postgresql prophet-model python stanza web-speech-api

Last synced: 25 Feb 2026

https://github.com/santos95mat/go-microservice-token

Microserviço de criação e validação de Token por email.

docker email-sender fiber go gorm postgresql token

Last synced: 10 Apr 2026

https://github.com/ilvondir/factory-dashboard

A factory management application built with Laravel and Inertia.js with Vue.

bootstrap bootstrap-icons css docker dompdf echo html ide-helper inertia laravel league-csv php postgresql pusher sail typescript ua-parser vue vue-multiselect vue-toastification

Last synced: 10 Apr 2026

https://github.com/braincee/budget-app-rails

This is a mobile web application where you can manage your budget: you have a list of transactions associated with a category, so that you can see how much money you spent and on what. This application that allows the user to: register and log in, so that the data is private to them. introduce new transactions associated with a category.

capybara-rspec css3 html5 microverse microverse-projects microverse-students postgresql rails7 rspec-rails ruby rubygems

Last synced: 15 Feb 2026

https://github.com/setxpro/loudness

h2-database java jpa-hibernate jwt-authentication postgresql spring-boot spring-mvc spring-security spring-web swagger swagger-ui

Last synced: 11 Apr 2026

https://github.com/alexzh7/sample-service

Golang CRUD service for DVD store that communicates by GRPC and follows the principles of Clean Architecture

clean-architecture docker-compose example-project go golang grpc grpc-server postgresql sqlmock testify viper zap

Last synced: 09 Mar 2026

https://github.com/cocoar-dev/modgud

Multi-tenant Identity Provider — OAuth 2.0 / OpenID Connect server with multi-app RBAC and database-per-tenant isolation.

aspnet-core dotnet iam identity-provider marten multi-tenant oauth2 oidc openid-connect openiddict postgresql rbac saas vue wolverine

Last synced: 08 Jul 2026

https://github.com/pstawekl/tasker

Application to manage daily tasks.

android auth0 capacitor capacitor-android capacitor-ios firebase gcp ios nextjs nextjs14 postgresql pwa pwa-app workflows xcode

Last synced: 10 Apr 2026

https://github.com/onepunchmonk/fix-feeder

An open-source, modular FIX protocol ingestion and monitoring engine that supports high-performance message processing, multi-source integration, real-time dashboards, and fault-tolerant, cloud-ready deployment for financial market data.

docker flask github-actions grafana kafka postgresql prometheus pytest python rest-api yaml