ci: add lint workflow (#107)

Author: stainless-bot

.github/workflows/ci.yml

@@ -0,0 +1,33 @@
+name: CI
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  lint:
+    name: lint
+    runs-on: ubuntu-latest
+    if: github.repository == 'lithic-com/lithic-java'
+
+    steps:
+      - uses: actions/checkout@v3
+  
+      - name: Set up Java
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: |
+            8
+            17
+          cache: gradle
+
+      - name: Set up Gradle
+        uses: gradle/gradle-build-action@v2
+
+      - name: Gradle build
+        run: |
+          ./gradlew build testClasses -x test