feat: add notice generation in CI

Signed-off-by: Svetoslav Borislavov <svetoslav.borislavov@limechain.tech>

.github/workflows/update-notice.yaml

@@ -0,0 +1,45 @@
+name: Update Notice
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+  workflow_dispatch:
+
+defaults:
+  run:
+    shell: bash
+
+permissions:
+  contents: read
+
+concurrency:
+  group: pr-checks-${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  generate-notice:
+    name: Notice Generation
+    runs-on: transaction-tools-linux-medium
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@63c24ba6bd7ba022e95695ff85de572c04a18142 # v2.7.0
+        with:
+          egress-policy: audit
+
+      - name: Checkout code
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+
+      - name: Set up Node.js
+        uses: actions/setup-node@60edb5dd545a775178f52524783378180af0d1f8 # v4.0.2
+        with:
+          node-version: 20
+          cache: 'pnpm'
+          cache-dependency-path: |
+            back-end/pnpm-lock.yaml
+
+      - name: Generate Notice
+        run: node ./notice-gen/index.js