Add import multi support

src/args.rs

@@ -617,6 +617,10 @@ pub struct Arg {
     #[arg(long, global = true, action = ArgAction::SetTrue, alias = "entis-gls-csx-diasm")]
     /// Disassemble Entis GLS csx script when exporting in custom mode.
     pub entis_gls_csx_disasm: bool,
+    #[cfg(feature = "entis-gls")]
+    #[arg(long, global = true, default_value = "／")]
+    /// The line feed character used in Entis GLS csx script.
+    pub entis_gls_csx_lf: String,
     #[command(subcommand)]
     /// Command
     pub command: Command,