[Snyk] Security upgrade node from 12-buster to 18.20.1-buster#1

Open

tadashi0713 wants to merge 1 commit intomasterfrom snyk-fix-3af06f1886c2a9efbadd9057f0efe7d7

+1-1

Commits on May 2, 2024

fix: contrib/docker/kubernetes-example-backend/Dockerfile to reduce vulnerabilities
snyk-bot
committed