Bump node from 16 to 21

Bumps node from 16 to 21.

---
updated-dependencies:
- dependency-name: node
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build.yml

@@ -15,7 +15,7 @@ jobs:
       - name: checkout code
         uses: actions/checkout@v4
       - name: setup node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v3
         with:
           node-version: '16'
           cache: 'npm'

.github/workflows/codeql-analysis.yml

@@ -43,7 +43,7 @@ jobs:
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v3
+      uses: github/codeql-action/init@v2
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -54,7 +54,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v3
+      uses: github/codeql-action/autobuild@v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -68,4 +68,4 @@ jobs:
     #   make release
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v3
+      uses: github/codeql-action/analyze@v2

.github/workflows/docker-pr.yml

@@ -24,9 +24,9 @@ jobs:
           json: '{"type": "docker", "tag": "nightly", "commit": "${{ steps.vars.outputs.sha_short }}", "date": "${{ steps.date.outputs.date }}"}'
           dir: 'backend/'
       - name: setup platform emulator
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v2
       - name: setup multi-arch docker build
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v2
       - name: build & push images
         uses: docker/build-push-action@v5
         with:

.github/workflows/docker-release.yml

@@ -57,10 +57,10 @@ jobs:
             type=raw,value=latest
 
       - name: setup platform emulator
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v2
 
       - name: setup multi-arch docker build
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v2
 
       - name: Login to DockerHub
         uses: docker/login-action@v3

.github/workflows/docker.yml

@@ -41,10 +41,10 @@ jobs:
           dir: 'backend/'
 
       - name: setup platform emulator
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v2
 
       - name: setup multi-arch docker build
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v2
 
       - name: Generate Docker image metadata
         id: docker-meta

.github/workflows/mocha.yml

@@ -18,7 +18,7 @@ jobs:
         node:
           - 16
     steps:
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v3
         with:
           node-version: '${{ matrix.node }}'
       - uses: actions/checkout@v4

Dockerfile

@@ -39,7 +39,7 @@ RUN . "$NVM_DIR/nvm.sh" && nvm alias default v${NODE_VERSION}
 
 # Build frontend
 ARG BUILDPLATFORM
-FROM --platform=${BUILDPLATFORM} node:16 as frontend
+FROM --platform=${BUILDPLATFORM} node:21 as frontend
 RUN npm install -g @angular/cli
 WORKDIR /build
 COPY [ "package.json", "package-lock.json", "angular.json", "tsconfig.json", "/build/" ]