What are Go modules and how does the vendor directory work?

Can you explain what Go modules are?

Go modules are a way to manage dependencies in Go projects, allowing for versioning and isolation of packages.

What is the purpose of the vendor directory in Go?

The vendor directory is used to store copies of dependencies, ensuring that your project uses the exact versions you need.

How do I create a vendor directory in my Go project?

You can create a vendor directory by running go mod vendor, which copies all dependencies into the vendor folder.

Are there any benefits to using the vendor directory?

Yes, it helps with reproducibility, ensures compatibility, and can improve build times by avoiding external network calls.