chore: migrate groovy build files to Kotlin DSL and upgrade AGP

chore: use version catalog to manage dependencies

chore: move plugins to version catalog

remove deprecated way of enabling build-config and redundant code

chore: setup triplet-play plugin configuration

refactor: move dependency block and tasks to the end of build file

refactor: move dependency block and mark redundant dependencies

settings.gradle.kts

@@ -0,0 +1,17 @@
+pluginManagement {
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+        maven("https://jitpack.io")
+    }
+}
+
+include(":app")