feat(android-nav3): Create the navigation3 module

Establish the new Android Navigation 3 integration module and register it with the build and publication metadata. This keeps the first step focused on the module boundary itself, without introducing generated API surface or implementation code yet.

Co-Authored-By: OpenCode <noreply@opencode>

Author: 0xadam-brown

buildSrc/src/main/java/Config.kt

@@ -98,6 +98,7 @@ object Config {
             "sentry-android-ndk",
             "sentry-android-fragment",
             "sentry-android-navigation",
+            "sentry-android-navigation3",
             "sentry-android-timber",
             "sentry-compose-android",
             "sentry-android-sqlite",

sentry-android-navigation3/build.gradle.kts

@@ -0,0 +1,49 @@
+import io.gitlab.arturbosch.detekt.Detekt
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_1_8
+import org.jetbrains.kotlin.gradle.dsl.KotlinVersion
+
+plugins {
+  id("com.android.library")
+  alias(libs.plugins.kotlin.android)
+  alias(libs.plugins.gradle.versions)
+  alias(libs.plugins.detekt)
+}
+
+android {
+  compileSdk = libs.versions.compileSdk.get().toInt()
+  namespace = "io.sentry.compose.navigation3"
+
+  defaultConfig {
+    minSdk = 23 // Nav3 requires minSdk 23
+  }
+
+  buildTypes {
+    getByName("debug") { consumerProguardFiles("proguard-rules.pro") }
+    getByName("release") { consumerProguardFiles("proguard-rules.pro") }
+  }
+
+  kotlin {
+    compilerOptions.jvmTarget = JVM_1_8
+    compilerOptions.languageVersion = KotlinVersion.KOTLIN_1_9
+    compilerOptions.apiVersion = KotlinVersion.KOTLIN_1_9
+  }
+
+  lint {
+    warningsAsErrors = true
+    checkDependencies = true
+
+    // We run a full lint analysis as build part in CI, so skip vital checks for assemble tasks.
+    checkReleaseBuilds = false
+  }
+
+  androidComponents.beforeVariants {
+    it.enable = !Config.Android.shouldSkipDebugVariant(it.buildType)
+  }
+}
+
+kotlin { explicitApi() }
+
+tasks.withType<Detekt>().configureEach {
+  // Target version of the generated JVM bytecode. It is used for type resolution.
+  jvmTarget = JavaVersion.VERSION_1_8.toString()
+}

sentry-android-navigation3/proguard-rules.pro

@@ -0,0 +1,7 @@
+##---------------Begin: proguard configuration for Compose  ----------
+
+# To ensure that stack traces is unambiguous
+# https://developer.android.com/studio/build/shrink-code#decode-stack-trace
+-keepattributes LineNumberTable,SourceFile
+
+##---------------End: proguard configuration for Compose  ----------

settings.gradle.kts

@@ -51,6 +51,7 @@ include(
     "sentry-android-timber",
     "sentry-android-fragment",
     "sentry-android-navigation",
+    "sentry-android-navigation3",
     "sentry-android-sqlite",
     "sentry-android-replay",
     "sentry-compose",