Add verification workflow and Dependabot

.github/dependabot.yml

@@ -0,0 +1,20 @@
+version: 2
+registries:
+  gradle-plugin-portal:
+    type: maven-repository
+    url: https://plugins.gradle.org/m2
+    username: dummy # Required by dependabot
+    password: dummy # Required by dependabot
+updates:
+  - package-ecosystem: gradle
+    directory: /
+    registries:
+      - gradle-plugin-portal
+    schedule:
+      interval: daily
+      time: "08:00"
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: daily
+      time: "08:00"

.github/workflows/build.yaml

@@ -0,0 +1,27 @@
+name: Build
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out
+        uses: actions/checkout@v4
+      - name: Set up JDK 21
+        uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: 21
+      - name: Set up Gradle
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          validate-wrappers: true
+      - name: Build
+        run: ./gradlew build