chore(build): Refactor Gradle build scripts to Kotlin DSL (#1944)

build.gradle.kts

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2025 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+buildscript {
+    repositories {
+        google()
+        mavenCentral()
+    }
+    dependencies {
+        classpath(libs.agp)
+        classpath(libs.kotlin.gradle.plugin)
+        classpath(libs.kotlin.serialization)
+
+        // Google Play Services and Firebase Crashlytics
+        // If you want to use Firebase Crashlytics,
+        // set Configs.USE_CRASHLYTICS to true in:
+        // buildSrc/src/main/kotlin/Configs.kt
+        // Disabled by default for fdroid builds
+        if (Configs.USE_CRASHLYTICS) {
+            classpath(libs.google.services)
+            classpath(libs.firebase.crashlytics.gradle)
+        }
+
+        classpath(libs.protobuf.gradle.plugin)
+        classpath(libs.hilt.android.gradle.plugin)
+    }
+}
+
+plugins {
+    alias(libs.plugins.kotlin.jvm) apply false
+    alias(libs.plugins.devtools.ksp) apply false
+    alias(libs.plugins.compose) apply false
+}
+
+allprojects {
+    repositories {
+        google()
+        mavenCentral()
+        maven { url = uri("https://jitpack.io") }
+    }
+}
+
+tasks.register<Delete>("clean") {
+    delete(layout.buildDirectory)
+}