diff --git a/.github/workflows/android.yml b/.github/workflows/android.yml
new file mode 100644
index 0000000..912995a
--- /dev/null
+++ b/.github/workflows/android.yml
@@ -0,0 +1,32 @@
+name: Android CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        java-version: '17'
+        distribution: 'temurin'
+        cache: gradle
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+    - name: Build with Gradle
+      run: ./gradlew build
+
+    - name: upload apk
+      uses: actions/upload-artifact@v4
+      with:
+        name: launcher-debug-${{ github.sha }}.apk
+        path: app/build/outputs/apk/debug/app-debug.apk
diff --git a/BUILD.md b/BUILD.md
new file mode 100644
index 0000000..5f62a30
--- /dev/null
+++ b/BUILD.md
@@ -0,0 +1,23 @@
+# Building µLauncher
+
+## Using the command line
+
+Install JDK 17 and the Android Sdk.
+Make sure that `JAVA_HOME` and `ANDROID_HOME` are set correctly.
+
+```
+git clone https://github.com/jrpie/Launcher
+cd Launcher
+./gradlew build
+```
+
+
+See [this guide](https://developer.android.com/build/building-cmdline)
+for further instructions.
+
+
+## Using Android Studio
+Install [Android Studio](https://developer.android.com/studio), import this project and build it.
+
+See [this guide](https://developer.android.com/studio/run)
+for further instructions.
diff --git a/app/build.gradle b/app/build.gradle
index 4450126..80682f4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -23,8 +23,8 @@ android {
         minSdkVersion 21
         targetSdkVersion 35
         compileSdk 35
-        versionCode 28
-        versionName "j-0.0.14"
+        versionCode 29
+        versionName "j-0.0.15"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -59,6 +59,10 @@ android {
         includeInBundle = false
     }
 
+    lintOptions {
+        abortOnError false
+    }
+
 }
 
 dependencies {
diff --git a/fastlane/metadata/android/en-US/changelogs/29.txt b/fastlane/metadata/android/en-US/changelogs/29.txt
new file mode 100644
index 0000000..fcec99e
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/29.txt
@@ -0,0 +1 @@
+Added option to use Accessibility Service instead of Device Admin for locking the screen.
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