Add support for more sources

[andrew]

https://github.com/anchore/vunnel has a good list:

    Alpine (https://secdb.alpinelinux.org/)
    Amazon (https://alas.aws.amazon.com/AL2/alas.rss & https://alas.aws.amazon.com/AL2022/alas.rss)
    Debian (https://security-tracker.debian.org/tracker/data/json & https://salsa.debian.org/security-tracker-team/security-tracker/raw/master/data/DSA/list)
    GitHub Security Advisories (https://api.github.com/graphql)
    NVD (https://services.nvd.nist.gov/rest/json/cves/2.0)
    Oracle (https://linux.oracle.com/security/oval)
    RedHat (https://www.redhat.com/security/data/oval)
    SLES (https://ftp.suse.com/pub/projects/security/oval)
    Ubuntu (https://launchpad.net/ubuntu-cve-tracker)
    Wolfi (https://packages.wolfi.dev/)

Upvote & Fund

• We're using Polar.sh so you can upvote and help fund this issue.
• We receive the funding once the issue is completed & confirmed by you.
• Thank you in advance for helping prioritize & fund our backlog.