Add Dependency Submission workflow (#261)

Author: will-molloy

.github/workflows/dependency-submission.yml

@@ -0,0 +1,23 @@
+name: Dependency Submission
+
+on:
+  push:
+    branches: [ 'main' ]
+
+permissions:
+  contents: write
+
+jobs:
+  dependency-submission:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+
+      - name: Generate and submit dependency graph
+        uses: gradle/actions/dependency-submission@v4
+        with:
+          dependency-graph: 'generate-and-submit'