diff --git a/.github/workflows/checkout-and-lint.yml b/.github/workflows/checkout-and-lint.yml
index 00117854..f5f951ef 100644
--- a/.github/workflows/checkout-and-lint.yml
+++ b/.github/workflows/checkout-and-lint.yml
@@ -3,6 +3,9 @@ name: Checkout and lint
 on:
   workflow_dispatch
 
+permissions:
+  contents: read
+
 jobs:
   build:
 
@@ -10,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20.x]
+        node-version: [24.x]
 
     steps:
       - uses: actions/checkout@v4
@@ -18,6 +21,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
+          cache: npm
       - name: Install dependencies and run lint
         run: npm ci
       - run: npm run lint
diff --git a/.github/workflows/checkout-install-dep-build-dev-prod.yml b/.github/workflows/checkout-install-dep-build-dev-prod.yml
index 6c1fcb58..8bd49f67 100644
--- a/.github/workflows/checkout-install-dep-build-dev-prod.yml
+++ b/.github/workflows/checkout-install-dep-build-dev-prod.yml
@@ -13,6 +13,9 @@ on:
       - main
       - 'release/**'
 
+permissions:
+  contents: read
+
 jobs:
   build:
 
@@ -20,7 +23,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20.x]
+        node-version: [24.x]
 
     steps:
       - uses: actions/checkout@v4
@@ -40,6 +43,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}
+          cache: npm
       - name: Install dependencies
         run: npm ci
       - name: Run build:dev
diff --git a/.github/workflows/github-actions-demo.yml b/.github/workflows/github-actions-demo.yml
deleted file mode 100644
index e3750ae3..00000000
--- a/.github/workflows/github-actions-demo.yml
+++ /dev/null
@@ -1,21 +0,0 @@
-name: GitHub Actions Example
-on:
-  workflow_dispatch:
-
-jobs:
-  Info_About_Action_And_Repo:
-    runs-on:
-      ubuntu-latest
-
-    steps:
-      - run: echo "The job was automatically triggered by a ${{ github.event_name }} event."
-      - run: echo "This job is now running on a ${{ runner.os }} server hosted by GitHub!"
-      - run: echo "The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
-      - name: Check out repository code
-        uses: actions/checkout@v2
-      - run: echo "The ${{ github.repository }} repository has been cloned to the runner."
-      - run: echo "The workflow is now ready to test your code on the runner."
-      - name: List files in the repository
-        run: |
-          ls ${{ github.workspace }}
-      - run: echo "This job's status is ${{ job.status }}."
diff --git a/.github/workflows/playwright.yml b/.github/workflows/playwright.yml
deleted file mode 100644
index 26468ff7..00000000
--- a/.github/workflows/playwright.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-name: Playwright Tests
-on:
-  push:
-    branches: [ main, master ]
-  pull_request:
-    branches: [ main, master ]
-jobs:
-  test:
-    timeout-minutes: 60
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-node@v4
-      with:
-        node-version: '20.x'
-    - name: Install dependencies
-      run: npm ci
-    - name: Install Playwright
-      run: npx playwright install --with-deps
-    - uses: actions/upload-artifact@v4
-      if: always()
-      with:
-        name: playwright-report
-        path: playwright-report/
-        retention-days: 30