chore(damn): detekt, build, tests, formatting

fixed detekt issues where possible.
fixed disttar failing build because tools is added twice in the server module.
added workflowId where required.
fixed some tests not being recognized because of runBlocking without explicit return type.
formatting + imports.

testing/integration/src/test/kotlin/ValidationPipelineIntegrationTest.kt

@@ -59,6 +59,7 @@ class ValidationPipelineIntegrationTest {
         val a = StageId("A")
         val ghost = StageId("GHOST")
         val graphWithDanglingTransition = WorkflowGraph(
+            id = "workflow-test",
             stages = mapOf(a to StageConfig()),
             transitions = setOf(TransitionEdge(TransitionId("t1"), from = a, to = ghost) { true }),
             start = a,
@@ -69,4 +70,4 @@ class ValidationPipelineIntegrationTest {
         assertInstanceOf(ValidationOutcome.Rejected::class.java, outcome)
         assertFalse((outcome as ValidationOutcome.Rejected).retryable)
     }
-}
+}