Upgrade to TF version 2.16.1 (#100)

* Upgrade to TF version 2.16.1

* Handle different macOS and Linux version with test

* Upgrade Scala Native to 0.5.3

.github/dependabot.yml

@@ -0,0 +1,10 @@
+# Set update schedule for GitHub Actions
+
+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every week
+      interval: "weekly"

README.md

@@ -46,7 +46,8 @@ Note: Refer to release notes for older versions of Scala and Scala Native
 
 ## Tensorflow library
 
-The TensorFlow C library is required and the current version is `2.15.0`.
+The TensorFlow C library is required and the current version is `2.16.1`
+with `2.5.0` pre-built for Linux.
 
 * Linux/Ubuntu can TensorFlow following the following directions:
 
@@ -65,7 +66,8 @@ $ sudo ldconfig /usr/local/lib
 which will install into the `/usr/local/Cellar/libtensorflow/<version>` directory.
 
 Note: macOS 12 or greater is recommended to install TensorFlow via
-Homebrew and is used in CI. Tensorflow `2.15` is built for macos `13.1`.
+Homebrew and is used in CI. Tensorflow `2.16.1` is built for macos `13.1` so you
+will get a linking warning if using an older OS version.
 
 ```
 $ brew install libtensorflow

project/plugins.sbt

@@ -1,6 +1,6 @@
 resolvers ++= Resolver.sonatypeOssRepos("snapshots")
 
 // Current releases
-addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.2")
+addSbtPlugin("org.scala-native" % "sbt-scala-native" % "0.5.3")
 addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.5.12")
 addSbtPlugin("com.github.sbt" % "sbt-dynver" % "5.0.1")

stensorflow/src/test/scala/org/ekrich/tensorflow/unsafe/TensorflowTest.scala

@@ -13,7 +13,19 @@ import org.ekrich.tensorflow.unsafe.tensorflowEnums._
 
 class TensorflowTest {
 
-  val tfVersion = "2.15"
+  val tfMinVersion = "2.15"
+
+  // major, minor
+  case class Version(major: Int, minor: Int) extends Ordered[Version] {
+    import math.Ordered.orderingToOrdered
+    def compare(that: Version): Int =
+      (this.major, this.minor).compare(that.major, that.minor)
+  }
+
+  def version(ver: String): Version = {
+    val arr = ver.split("[.]")
+    Version(arr(0).toInt, arr(1).toInt)
+  }
 
   type DeallocateTensor = CFuncPtr3[Ptr[Byte], CSize, Ptr[Byte], Unit]
 
@@ -25,11 +37,13 @@ class TensorflowTest {
 
   @Test def TF_VersionTest(): Unit = {
     Zone {
-      val reportVersion = fromCString(TF_Version())
-      println(s"Tensorflow version: ${reportVersion}")
+      val tfVersion = fromCString(TF_Version())
+      println(s"Tensorflow version: ${tfVersion}")
+      val swVersion = version(tfVersion)
+      val minVersion = version(tfMinVersion)
       assertTrue(
-        s"Looking for version: $tfVersion",
-        reportVersion.startsWith(tfVersion)
+        s"Looking for version: $tfMinVersion",
+        minVersion <= swVersion
       )
     }
   }