chore(deps): pin dependencies (#123)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Andreas Kienle <[email protected]>

Author: renovate[bot]

Dockerfile

@@ -1,6 +1,6 @@
 # Use the latest LTS version of Node.js
 # https://hub.docker.com/_/node
-FROM node:22 AS build-stage
+FROM node:22@sha256:0b5b940c21ab03353de9042f9166c75bcfc53c4cd0508c7fd88576646adbf875 AS build-stage
 WORKDIR /usr/src/app
 
 # Copy package.json and package-lock.json
@@ -15,7 +15,7 @@ COPY . .
 RUN npm run build
 
 # The same image but now only install the production dependencies as the frontend is already built using vite in the build-stage
-FROM gcr.io/distroless/nodejs22-debian12 AS production
+FROM gcr.io/distroless/nodejs22-debian12@sha256:d028bfd3111bb0e2a75ef5e2232fa91cb826f9121a66a2242962b1c52398a237 AS production
 
 WORKDIR /usr/src/app