Add Azure Linux datasource

[JamieMagee]

• Prepare your data - refer to the OSV Schema documentation for information on how to properly format the data so it can be accepted.

• Create a PR to reserve an ID prefix and define a new ecosystem (example). We review the records you start publishing for OSV Schema correctness and quality as part of reviewing and merging this PR.

  • Add Azure Linux ecosystem ossf/osv-schema#498

• Prepare and publish your records via a Git repository (example). If this method isn’t ideal, we also support publishing records from REST API endpoints or through a GCS bucket(example).

  • https://github.com/microsoft/AzureLinuxVulnerabilityData

• To support API querying, please create a PR to extend purl_helpers.py and create a new ecosystem in _ecosystems.py. You can refer to existing examples showing how to implement support for Semver and non-Semver ecosystems.

  • feat: add Azure Linux ecosystem #5043

• Create a PR to start importing the records you are publishing into our test instance of OSV.dev and validate everything is working as intended there.

  • chore: Add Azure Linux (AZL) source to test instance #5157

• Create a PR to start importing the records you are publishing into our production environment

  • chore: Add Azure Linux (AZL) source to production #5175