ci: add (#6)

* ci: add build workflow

* ci: add build caching

* ci: only use flag for build cache

* ci: improve step naming

* ci: add validate gradle wrapper workflow

* ci: bump actions/checkout version

(cherry picked from commit 675143f)

.github/workflows/build.yml

@@ -0,0 +1,21 @@
+name: Build
+on:
+  push:
+  workflow_dispatch:
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Java JDK
+        uses: actions/setup-java@v3.13.0
+        with:
+          distribution: temurin
+          java-version: 17
+      - name: Setup Kotlin
+        uses: fwilhe2/setup-kotlin@0.9.0
+      - uses: burrunan/gradle-cache-action@v1
+        name: Build project (with cache)
+        with:
+          job-id: jdk17
+          arguments: --no-daemon --build-cache build

.github/workflows/gradle-wrapper-validation.yml

@@ -0,0 +1,13 @@
+name: "Validate Gradle Wrapper"
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  validation:
+    name: Validation
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: gradle/wrapper-validation-action@v1

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=permwrapper/dists
 distributionUrl=https\://services.gradle.org/distributions/gradle-7.5.1-bin.zip
+distributionSha256Sum=f6b8596b10cce501591e92f229816aa4046424f3b24d771751b06779d58c8ec4
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=permwrapper/dists