Support local-only mode

[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:

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/piper/1.6.3-pkg-d84abba8-dev-13678b990756d3c3ba5c38ecda3f5f3d9a703ec4-pr-14/index.html
https://ci-tests.linuxserver.io/lspipepr/piper/1.6.3-pkg-d84abba8-dev-13678b990756d3c3ba5c38ecda3f5f3d9a703ec4-pr-14/shellcheck-result.xml

Tag	Passed
amd64-1.6.3-pkg-d84abba8-dev-13678b990756d3c3ba5c38ecda3f5f3d9a703ec4-pr-14	✅
arm64v8-1.6.3-pkg-d84abba8-dev-13678b990756d3c3ba5c38ecda3f5f3d9a703ec4-pr-14	✅

[LinuxServer-CI]

I am a bot, here are the test results for this PR:
https://ci-tests.linuxserver.io/lspipepr/piper/1.6.3-pkg-d84abba8-dev-0c1cc0d7cfc636dea40f08674aacc5c670dbd5f1-pr-14/index.html
https://ci-tests.linuxserver.io/lspipepr/piper/1.6.3-pkg-d84abba8-dev-0c1cc0d7cfc636dea40f08674aacc5c670dbd5f1-pr-14/shellcheck-result.xml

Tag	Passed
amd64-1.6.3-pkg-d84abba8-dev-0c1cc0d7cfc636dea40f08674aacc5c670dbd5f1-pr-14	✅
arm64v8-1.6.3-pkg-d84abba8-dev-0c1cc0d7cfc636dea40f08674aacc5c670dbd5f1-pr-14	✅

[LinuxServer-CI]

I am a bot, here are the test results for this PR:
https://ci-tests.linuxserver.io/lspipepr/piper/1.6.3-pkg-d84abba8-dev-be8f28d19bbf9700045480cababfd20d3def45a7-pr-14/index.html
https://ci-tests.linuxserver.io/lspipepr/piper/1.6.3-pkg-d84abba8-dev-be8f28d19bbf9700045480cababfd20d3def45a7-pr-14/shellcheck-result.xml

Tag	Passed
amd64-1.6.3-pkg-d84abba8-dev-be8f28d19bbf9700045480cababfd20d3def45a7-pr-14	✅
arm64v8-1.6.3-pkg-d84abba8-dev-be8f28d19bbf9700045480cababfd20d3def45a7-pr-14	✅