How the bot will work We will develop a bot for the social network Bluesky, we will use Golang for this, this bot will monitor some hashtags via websocket, if it finds one of these hashtags it will make a repost and like the original post.

The authentication of an application is something very important in the system, but also very sensitive, there are various implementations, security, validation to be considered.

What will we cover? SQL injection is one of the most used techniques to carry out attacks on your system, where we can execute malicious SQL on vulnerable endpoints, making it possible to manipulate your database, although there are already many ways to mitigate this attack, it is still possible to leave this gap if the developer don’t pay attention.

Introduction Dealing with SQL often becomes complicated and tiring, dealing with so many queries, indexing, performance, security, transactions and everything that involves the use of SQL, with this in mind, the use of ORM is increasingly being adopted, aiming to make our lives easier.

What are migrations? Migrations are widely used to maintain version control of your database structure, it is a very useful solution for keeping your database organized.

Today we are going to see all the power that a CLI (Command line interface) can bring to development, a CLI can help us perform tasks more effectively and lightly through commands via terminal, without needing an interface.

What are contracts? Contracts are a way of separating responsibilities between the parties that use this implementation, contracts are widely used in the context of software development following the DDD (Domain-Driven Design) standard.