[Snyk] Security upgrade alpine from 3.19.3 to 3.21.0#11

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wardviaene wants to merge 1 commit intomasterfrom snyk-fix-7b1fc50d0aaa16bef74f5608ed3e1ed8

+1-1

Commits on Dec 14, 2024

fix: Dockerfile to reduce vulnerabilities
snyk-bot
committed