Add CI test workflow

Author: ryonwhyte

.github/workflows/ci.yml

@@ -0,0 +1,17 @@
+name: CI
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
+        with:
+          distribution: corretto
+          java-version: 17
+      - run: ./gradlew :tolinku:test