Understanding buildspec files

A buildspec.yml file is a YAML file that contains a set of commands and additional information to be used at build time. You can specify a buildspec.yml file during the build project creation or you can include it as part of the source code.

Note

YAML Ain’t Markup Language (YAML) is a configuration file syntax. YAML is a human-friendly data serialization language for all programming languages. YAML files are mostly used for configuring applications where data is being transmitted or stored. You can read more about YAML and its syntax at https://yaml.org/.

By default, the buildspec.yml file should be created in the root directory of the source code and specifically named buildspec.yml. However, you can override the name and location of the buildspec.yml file and specify your own values in the build project settings if required. In order to successfully create and work with our buildspec.yaml file in our project, we need to understand the...