implement optional variable argument/option ranges, refactor exception handling

adapt required/optional argument handling
implement bounded/unbounded variable argument handling

src/commonMain/kotlin/com/infendro/cli/exception/build/DuplicateOption.kt

@@ -0,0 +1,5 @@
+package com.infendro.cli.exception.build
+
+class DuplicateOption(
+    val name: String,
+) : BuildException()