Add dimension continuation creation policy

src/app/update/file.rs

@@ -382,6 +382,7 @@ impl OpenCADStudio {
                 self.snapper.snap_enabled,
             ),
             texteditmode: self.texteditmode,
+            dimension_continue_mode: self.dimension_continue_mode,
             textfill: crate::scene::text::sdf_atlas::textfill(),
             backup_on_save: self.backup_on_save,
             file_assoc_enabled: self.file_assoc_enabled,
@@ -440,6 +441,7 @@ impl OpenCADStudio {
         self.snapper.enabled = modes.into_iter().collect();
         self.snapper.snap_enabled = snap_enabled;
         self.texteditmode = s.texteditmode;
+        self.dimension_continue_mode = s.dimension_continue_mode.clamp(0, 1);
         crate::scene::text::sdf_atlas::set_textfill(s.textfill);
         self.backup_on_save = s.backup_on_save;
         self.file_assoc_enabled = s.file_assoc_enabled;