Use latest Android SDK toolchain

scripts/automation/android-sdk-env.ps1

@@ -0,0 +1,66 @@
+[CmdletBinding()]
+param()
+
+$ErrorActionPreference = "Stop"
+
+function Get-AndroidSdkRoot {
+    $candidates = @(
+        $env:ANDROID_SDK_ROOT,
+        $env:ANDROID_HOME,
+        (Join-Path $env:LOCALAPPDATA "Android\Sdk")
+    )
+
+    foreach ($candidate in $candidates) {
+        if ($candidate -and (Test-Path -LiteralPath $candidate -PathType Container)) {
+            return (Resolve-Path -LiteralPath $candidate).Path
+        }
+    }
+
+    throw "Android SDK root was not found. Install command-line tools or set ANDROID_SDK_ROOT."
+}
+
+function Get-LatestAndroidSdkPackageDirectory {
+    param(
+        [Parameter(Mandatory=$true)][string]$SdkRoot,
+        [Parameter(Mandatory=$true)][string]$PackageName
+    )
+
+    $packageRoot = Join-Path $SdkRoot $PackageName
+    if (!(Test-Path -LiteralPath $packageRoot -PathType Container)) {
+        throw "Android SDK package directory not found: $packageRoot"
+    }
+
+    $packages = @(Get-ChildItem -LiteralPath $packageRoot -Directory |
+        Where-Object { $_.Name -match '^\d+(\.\d+)*$' } |
+        Sort-Object { [version]$_.Name } -Descending)
+
+    if ($packages.Count -eq 0) {
+        throw "No installed Android SDK package versions found under $packageRoot"
+    }
+
+    return $packages[0]
+}
+
+function Set-AndroidSdkToolchainEnvironment {
+    $sdkRoot = Get-AndroidSdkRoot
+    $ndk = Get-LatestAndroidSdkPackageDirectory -SdkRoot $sdkRoot -PackageName "ndk"
+    $cmake = Get-LatestAndroidSdkPackageDirectory -SdkRoot $sdkRoot -PackageName "cmake"
+    $cmakeCommand = Join-Path $cmake.FullName "bin\cmake.exe"
+
+    if (!(Test-Path -LiteralPath $cmakeCommand -PathType Leaf)) {
+        throw "Android SDK CMake executable not found: $cmakeCommand"
+    }
+
+    $env:ANDROID_HOME = $sdkRoot
+    $env:ANDROID_SDK_ROOT = $sdkRoot
+    $env:ANDROID_NDK_HOME = $ndk.FullName
+    $env:ANDROID_NDK_ROOT = $ndk.FullName
+
+    return [ordered]@{
+        sdkRoot = $sdkRoot
+        ndkVersion = $ndk.Name
+        ndkPath = $ndk.FullName
+        cmakeVersion = $cmake.Name
+        cmakeCommand = $cmakeCommand
+    }
+}