⬆️(docker) upgrade to recommended version

Docker DX linter and trivy were pointing
vulnerabilities in our Dockerfile.
We bumped the base image to a more secure version.

Dockerfile

@@ -1,7 +1,7 @@
 # Django impress
 
 # ---- base image to inherit from ----
-FROM python:3.12.6-alpine3.20 AS base
+FROM python:3.12.10-alpine AS base
 
 # Upgrade pip to its latest release to speed up dependencies installation
 RUN python -m pip install --upgrade pip setuptools
@@ -30,12 +30,13 @@ RUN mkdir /install && \
 
 
 # ---- mails ----
-FROM node:20 AS mail-builder
+FROM node:24-alpine AS mail-builder
 
 COPY ./src/mail /mail/app
 
 WORKDIR /mail/app
 
+RUN apk update && apk add --no-cache bash
 RUN yarn install --frozen-lockfile && \
     yarn build
 

src/frontend/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:20-alpine AS frontend-deps
+FROM node:24-alpine AS frontend-deps
 
 WORKDIR /home/frontend/
 
@@ -45,7 +45,7 @@ ENV NEXT_PUBLIC_PUBLISH_AS_MIT=${PUBLISH_AS_MIT}
 RUN yarn build
 
 # ---- Front-end image ----
-FROM nginxinc/nginx-unprivileged:1.26-alpine AS frontend-production
+FROM nginxinc/nginx-unprivileged:1.27-alpine AS frontend-production
 
 # Un-privileged user running the application
 ARG DOCKER_USER

src/frontend/servers/y-provider/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:20-alpine AS y-provider-builder
+FROM node:24-alpine AS y-provider-builder
 
 WORKDIR /home/frontend/
 
@@ -15,7 +15,7 @@ COPY ./src/frontend/servers/y-provider ./servers/y-provider
 WORKDIR /home/frontend/servers/y-provider
 RUN yarn build
 
-FROM node:20-alpine AS y-provider
+FROM node:24-alpine AS y-provider
 
 WORKDIR /home/frontend/