Implement Rust-owned Android local and HTTPS onboarding (#95)

android/settings.gradle.kts

@@ -1,3 +1,6 @@
+import groovy.json.JsonSlurper
+import java.io.File
+
 pluginManagement {
     repositories {
         google()
@@ -10,6 +13,25 @@ dependencyResolutionManagement {
     repositories {
         google()
         mavenCentral()
+        // The official verifier JVM support is shipped in the checksum-pinned Cargo crate.
+        val cargo = providers.environmentVariable("CARGO").orElse(
+            providers.environmentVariable("PATH").map { path ->
+                path.split(File.pathSeparatorChar).map { File(it, "cargo") }
+                    .firstOrNull { it.isFile && it.canExecute() }?.absolutePath
+                    ?: error("Cargo is required for the Android TLS verifier")
+            }
+        )
+        val metadata = providers.exec {
+            workingDir = file("..")
+            commandLine(cargo.get(), "+1.97.1", "metadata", "--locked", "--offline", "--format-version", "1", "--filter-platform", "aarch64-linux-android")
+        }.standardOutput.asText
+        val packages = (JsonSlurper().parseText(metadata.get()) as Map<*, *>)["packages"] as List<*>
+        val verifier = packages.map { it as Map<*, *> }.single { it["name"] == "rustls-platform-verifier-android" }
+        check(verifier["version"] == "0.1.1") { "Update the verifier catalog pin with its Cargo component" }
+        maven {
+            url = uri(File(verifier["manifest_path"] as String).parentFile.resolve("maven"))
+            content { includeModule("rustls", "rustls-platform-verifier") }
+        }
     }
 }
 rootProject.name = "IronStorage"