Converted all minor modules to .gradle.kts.

device-transfer/app/build.gradle

@@ -1,21 +0,0 @@
-plugins {
-    id 'signal-sample-app'
-}
-
-android {
-    namespace 'org.signal.devicetransfer.app'
-
-    defaultConfig {
-        applicationId "org.signal.devicetransfer.app"
-
-        ndk {
-            abiFilters 'armeabi-v7a', 'arm64-v8a', 'x86', 'x86_64'
-        }
-
-        buildConfigField "String", "LIBSIGNAL_VERSION", "\"libsignal ${libs.versions.libsignal.client.get()}\""
-    }
-}
-
-dependencies {
-    implementation project(':device-transfer')
-}

device-transfer/app/build.gradle.kts

@@ -0,0 +1,21 @@
+plugins {
+  id("signal-sample-app")
+}
+
+android {
+  namespace = "org.signal.devicetransfer.app"
+
+  defaultConfig {
+    applicationId = "org.signal.devicetransfer.app"
+
+    ndk {
+      abiFilters += setOf("armeabi-v7a", "arm64-v8a", "x86", "x86_64")
+    }
+
+    buildConfigField("String", "LIBSIGNAL_VERSION", "\"libsignal ${libs.versions.libsignal.client.get()}\"")
+  }
+}
+
+dependencies {
+  implementation(project(":device-transfer"))
+}

device-transfer/lib/build.gradle

@@ -1,21 +0,0 @@
-plugins {
-    id 'signal-library'
-}
-
-android {
-    namespace 'org.signal.devicetransfer'
-}
-
-dependencies {
-    implementation project(':core-util')
-    implementation libs.libsignal.android
-    api libs.greenrobot.eventbus
-
-    testImplementation (testLibs.robolectric.robolectric) {
-        exclude group: 'com.google.protobuf', module: 'protobuf-java'
-    }
-    testImplementation testLibs.robolectric.shadows.multidex
-    testImplementation testLibs.hamcrest.hamcrest
-
-    testImplementation(testFixtures(project(":libsignal-service")))
-}

device-transfer/lib/build.gradle.kts

@@ -0,0 +1,21 @@
+plugins {
+  id("signal-library")
+}
+
+android {
+  namespace = "org.signal.devicetransfer"
+}
+
+dependencies {
+  implementation(project(":core-util"))
+  implementation(libs.libsignal.android)
+  api(libs.greenrobot.eventbus)
+
+  testImplementation(testLibs.robolectric.robolectric) {
+    exclude(group = "com.google.protobuf", module = "protobuf-java")
+  }
+  testImplementation(testLibs.robolectric.shadows.multidex)
+  testImplementation(testLibs.hamcrest.hamcrest)
+
+  testImplementation(testFixtures(project(":libsignal-service")))
+}