fix: Dockerfile to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-DEBIAN11-DB53-2825168
- https://snyk.io/vuln/SNYK-DEBIAN11-ZLIB-6008961
- https://snyk.io/vuln/SNYK-DEBIAN11-PCRE3-529298
- https://snyk.io/vuln/SNYK-DEBIAN11-PCRE3-529490
- https://snyk.io/vuln/SNYK-DEBIAN11-PCRE3-572353

Dockerfile

@@ -1,4 +1,4 @@
-FROM node:18.20.4-bullseye-slim AS base
+FROM node:18.20.5-bullseye-slim AS base
 
 # Use a cache mount for apt to speed up the process
 RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \