feat(plot): PUBLISH opens the batch plot of the drawing's layouts

PUBLISH now runs what PRINTALL does: pick the layouts, each plotted with
its own page setup, into one multi-page PDF or to the printer.

Refs #1124

Co-Authored-By: Claude Opus 5.5 <[email protected]>

src/app/commands/display.rs

@@ -951,7 +951,9 @@ impl OpenCADStudio {
             "PLOT" | "PRINT" => {
                 return Some(Task::done(Message::PlotDialogOpen));
             }
-            "PRINTALL" => {
+            // PUBLISH: the layouts of the drawing, each with its own page
+            // setup, into one multi-page PDF or to the printer.
+            "PRINTALL" | "PUBLISH" => {
                 return Some(Task::done(Message::PrintAllOpen));
             }
             // PRINTERS — what the system reports about printing, on the

src/app/commands/mod.rs

@@ -490,6 +490,7 @@ inventory::submit!(crate::command::CommandRegistration {
         "EXPORTPDF",
         "EXPORTSVG",
         "PRINTALL",
+        "PUBLISH",
         "DDIM",
         // Inquiry: list the whole drawing database.
         "DBLIST",