Migrate to Metro DI (#3608)

Assisted-by: Claude:claude-opus-5

core/metro/build.gradle.kts

@@ -0,0 +1,14 @@
+plugins {
+    alias(mihonx.plugins.android.library)
+    alias(mihonx.plugins.spotless)
+
+    alias(libs.plugins.metro)
+}
+
+android {
+    namespace = "mihon.core.metro"
+}
+
+dependencies {
+    implementation(libs.metro.runtime)
+}

core/metro/src/main/AndroidManifest.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest />

core/metro/src/main/kotlin/mihon/core/metro/GraphProvider.kt

@@ -0,0 +1,5 @@
+package mihon.core.metro
+
+interface GraphProvider<T> {
+    val graph: T
+}

core/metro/src/main/kotlin/mihon/core/metro/IsDebugBuild.kt

@@ -0,0 +1,8 @@
+package mihon.core.metro
+
+import dev.zacsweers.metro.Qualifier
+
+@Qualifier
+@Target(AnnotationTarget.VALUE_PARAMETER, AnnotationTarget.FUNCTION, AnnotationTarget.PROPERTY_GETTER)
+@Retention(AnnotationRetention.RUNTIME)
+annotation class IsDebugBuild

core/metro/src/main/kotlin/mihon/core/metro/Utils.kt

@@ -0,0 +1,6 @@
+package mihon.core.metro
+
+import android.content.Context
+
+@Suppress("UNCHECKED_CAST")
+fun <T> Context.metroGraph(): T = (applicationContext as GraphProvider<T>).graph