Use grpcJavaVersion from scalapb, expose in SBT for fs2-grpc users

build.sbt

@@ -37,7 +37,7 @@ lazy val `sbt-java-gen` = project
     crossSbtVersions := List(sbtVersion.value, "0.13.17"),
     buildInfoPackage := "org.lyranthe.fs2_grpc.buildinfo",
     addSbtPlugin("com.thesamet" % "sbt-protoc" % "0.99.18"),
-    libraryDependencies += "com.thesamet.scalapb" %% "compilerplugin" % "0.7.1"
+    libraryDependencies += "com.thesamet.scalapb" %% "compilerplugin" % scalapb.compiler.Version.scalapbVersion
   )
 
 lazy val `java-runtime` = project
@@ -48,8 +48,8 @@ lazy val `java-runtime` = project
     publishTo := sonatypePublishTo.value,
     libraryDependencies ++= List(
       "co.fs2"        %% "fs2-core"         % "0.10.3",
-      "io.grpc"       % "grpc-core"         % "1.11.0",
-      "io.grpc"       % "grpc-netty-shaded" % "1.11.0" % "test",
+      "io.grpc"       % "grpc-core"         % scalapb.compiler.Version.grpcJavaVersion,
+      "io.grpc"       % "grpc-netty-shaded" % scalapb.compiler.Version.grpcJavaVersion % "test",
       "io.monix"      %% "minitest"         % "2.1.1" % "test",
       "org.typelevel" %% "cats-effect-laws" % "0.10" % "test"
     ),

project/plugins.sbt

@@ -8,5 +8,4 @@ addSbtPlugin("com.timushev.sbt" % "sbt-updates"   % "0.3.4")
 
 addSbtPlugin("io.github.davidgregory084" % "sbt-tpolecat" % "0.1.3")
 
-addSbtPlugin("com.thesamet" % "sbt-protoc" % "0.99.18")
 libraryDependencies += "com.thesamet.scalapb" %% "compilerplugin" % "0.7.1"

sbt-java-gen/src/main/scala/Fs2GrpcPlugin.scala

@@ -85,6 +85,8 @@ object Fs2Grpc extends AutoPlugin {
 
 object Fs2GrpcPlugin extends AutoPlugin {
   object autoImport {
+    val grpcJavaVersion: String = scalapb.compiler.Version.grpcJavaVersion
+
     object CodeGeneratorOption {
       case object FlatPackage extends CodeGeneratorOption {
         override def toString = "flat_package"