fix(docker): try using custom alpine

[robertsLando]

No description provided.

[coveralls]

Pull Request Test Coverage Report for Build 7006575634

Warning: This coverage report may be inaccurate.

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A quick fix for this PR: rebase it; your next report should be accurate.

• 3 of 8 (37.5%) changed or added relevant lines in 4 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 21.379%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/modules/Settings.js	1	2	50.0%
api/lib/ZwaveClient.ts	0	2	0.0%
src/components/nodes-table/nodes-table.js	0	2	0.0%

Totals
Change from base Build 7005070831:	0.0%
Covered Lines:	3734
Relevant Lines:	18594

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💛 - Coveralls