Monthly

[thespad]

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• I have read the contributing guideline and understand that I have made the correct modifications

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Description:

• Change scarf link to generic URL #257
• Switch from docker manifest to buildx imagetools, remove armhf, rebase to 3.19 #253
• add optional ci test vars #255

Benefits of this PR and context:

How Has This Been Tested?

Source / References:

[LinuxServer-CI]

I am a bot, here are the test results for this PR:
https://ci-tests.linuxserver.io/lspipepr/jenkins-builder/9776f848-pkg-9776f848-dev-cb8f17174c3268efbf88a8d10e5b72db3f8bccbc-pr-258/index.html
https://ci-tests.linuxserver.io/lspipepr/jenkins-builder/9776f848-pkg-9776f848-dev-cb8f17174c3268efbf88a8d10e5b72db3f8bccbc-pr-258/shellcheck-result.xml

Tag	Passed
amd64-9776f848-pkg-9776f848-dev-cb8f17174c3268efbf88a8d10e5b72db3f8bccbc-pr-258	✅
arm64v8-9776f848-pkg-9776f848-dev-cb8f17174c3268efbf88a8d10e5b72db3f8bccbc-pr-258	✅

[LinuxServer-CI]

I am a bot, here are the test results for this PR:
https://ci-tests.linuxserver.io/lspipepr/jenkins-builder/9776f848-pkg-9776f848-dev-37351e20f68f7f3dbadfad41c0f105226381dcca-pr-258/index.html
https://ci-tests.linuxserver.io/lspipepr/jenkins-builder/9776f848-pkg-9776f848-dev-37351e20f68f7f3dbadfad41c0f105226381dcca-pr-258/shellcheck-result.xml

Tag	Passed
amd64-9776f848-pkg-9776f848-dev-37351e20f68f7f3dbadfad41c0f105226381dcca-pr-258	✅
arm64v8-9776f848-pkg-9776f848-dev-37351e20f68f7f3dbadfad41c0f105226381dcca-pr-258	✅

[LinuxServer-CI]

I am a bot, here are the test results for this PR:
https://ci-tests.linuxserver.io/lspipepr/jenkins-builder/9776f848-pkg-9776f848-dev-1f59b63ce203bbf32ecdd34a90faa1766f98625d-pr-258/index.html
https://ci-tests.linuxserver.io/lspipepr/jenkins-builder/9776f848-pkg-9776f848-dev-1f59b63ce203bbf32ecdd34a90faa1766f98625d-pr-258/shellcheck-result.xml

Tag	Passed
amd64-9776f848-pkg-9776f848-dev-1f59b63ce203bbf32ecdd34a90faa1766f98625d-pr-258	✅
arm64v8-9776f848-pkg-9776f848-dev-1f59b63ce203bbf32ecdd34a90faa1766f98625d-pr-258	✅