Ensure publish actually fails on a failed upload

modules/cli/src/main/scala/scala/cli/commands/publish/Publish.scala

@@ -984,7 +984,7 @@ object Publish extends ScalaCommand[PublishOptions] with BuildCommandHelpers {
       }
 
     errors.toList match {
-      case (h @ (_, _, e: Upload.Error.HttpError)) :: _
+      case (h @ (_, _, e: Upload.Error.HttpError)) :: t
           if repoParams0.isSonatype && errors.distinctBy(_._3.getMessage()).size == 1 =>
         logger.log(s"Error message: ${e.getMessage}")
         val httpCodeRegex = "HTTP (\\d+)\n.*".r
@@ -1000,9 +1000,10 @@ object Publish extends ScalaCommand[PublishOptions] with BuildCommandHelpers {
                  | -> have you registered your organisation yet?
                  |""".stripMargin
             )
-          case _ => throw new UploadError(::(h, Nil))
+            value(Left(new UploadError(::(h, t))))
+          case _ => value(Left(new UploadError(::(h, t))))
         }
-      case _ :: _ if repoParams0.isSonatype && errors.forall {
+      case h :: t if repoParams0.isSonatype && errors.forall {
             case (_, _, _: Upload.Error.Unauthorized) => true
             case _                                    => false
           } =>
@@ -1017,6 +1018,7 @@ object Publish extends ScalaCommand[PublishOptions] with BuildCommandHelpers {
              | -> consult publish subcommand documentation
              |""".stripMargin
         )
+        value(Left(new UploadError(::(h, t))))
       case h :: t =>
         value(Left(new UploadError(::(h, t))))
       case Nil =>

modules/integration/src/test/scala/scala/cli/integration/PublishTestDefinitions.scala

@@ -13,7 +13,7 @@ abstract class PublishTestDefinitions extends ScalaCliSuite with TestScalaVersio
   _: TestScalaVersion =>
   protected def extraOptions: Seq[String] = scalaVersionArgs ++ TestUtil.extraOptions
 
-  private object TestCase {
+  protected object TestCase {
     val expectedMessage    = "Hello"
     val org                = "org.virtuslab.scalacli.test"
     val name               = "simple"

modules/integration/src/test/scala/scala/cli/integration/PublishTestsDefault.scala

@@ -2,6 +2,8 @@ package scala.cli.integration
 
 import com.eed3si9n.expecty.Expecty.expect
 
+import java.nio.file.Paths
+
 class PublishTestsDefault extends PublishTestDefinitions with TestDefault {
   test("Pure Java") {
     val testOrg     = "test-org.foo"
@@ -202,4 +204,41 @@ class PublishTestsDefault extends PublishTestDefinitions with TestDefault {
       checkCredentialsWarning(okRes.out.text())
     }
   }
+
+  test(s"simple failed upload") {
+    val secretKey = {
+      val uri = Thread.currentThread().getContextClassLoader
+        .getResource("test-keys/key.skr")
+        .toURI
+      os.Path(Paths.get(uri))
+    }
+
+    val signingOptions = Seq(
+      "--secret-key",
+      s"file:$secretKey",
+      "--secret-key-password",
+      "value:1234",
+      "--signer",
+      "bc"
+    )
+
+    TestCase.testInputs().fromRoot { root =>
+      val r = os.proc(
+        TestUtil.cli,
+        "--power",
+        "publish",
+        extraOptions,
+        signingOptions,
+        "project",
+        "--publish-repository",
+        "sonatype:central"
+      ).call(
+        cwd = root,
+        stdin = os.Inherit,
+        stdout = os.Inherit,
+        check = false
+      )
+      expect(r.exitCode != 0)
+    }
+  }
 }