aws codeartifact: add page; pt_BR translation (#11224)

[aws-codeartifact] aws codeartifact: add page

pages/common/aws-codeartifact.md

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+# aws codeartifact
+
+> CLI for AWS CodeArtifact.
+> CodeArtifact allows you to store artifacts using popular package managers and build tools like Maven, Gradle, npm, Yarn, Twine, pip, NuGet, and SwiftPM.
+> More information: <https://awscli.amazonaws.com/v2/documentation/api/latest/reference/codeartifact/index.html>.
+
+- List available domains for your AWS account:
+
+`aws codeartifact list-domains`
+
+- Generate credentials for a specific package manager (e.g.: npm, pip):
+
+`aws codeartifact login --tool {{package_manager}} --domain {{your_domain}} --repository {{repository_name}}`
+
+- Get the endpoint URL of a CodeArtifact repository:
+
+`aws codeartifact get-repository-endpoint --domain {{your_domain}} --repository {{repository_name}} --format {{npm|pypi|maven|nuget|generic}}`
+
+- Show list of all available CodeArtifact commands:
+
+`aws codeartifact help`
+
+- Show help for specific EC2 subcommand:
+
+`aws ec2 {{subcommand}} help`