feat(field): table formula buttons, block placeholders, attribute fields on insert, plot-time field stamping

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/locale_catalog.rs

@@ -235,6 +235,12 @@ pub(super) fn message_attribute(source: &str) -> Option<(&'static str, &'static
         "Select object" => Some(("insert", "field-select-object")),
         "Field expression" => Some(("insert", "field-expression")),
         "Inserts a field: text that updates from the drawing, the date or another source." => Some(("insert", "field-help")),
+        "Average" => Some(("insert", "field-average")),
+        "Sum" => Some(("insert", "field-sum")),
+        "Object name" => Some(("insert", "field-object-name")),
+        "Block placeholder" => Some(("insert", "field-block-placeholder")),
+        "Only accessible in the block editor" => Some(("insert", "field-block-editor-only")),
+        "Block reference property" => Some(("insert", "field-block-reference-property")),
         "Linked" => Some(("insert", "field-cat-linked")),
         "Current precision" => Some(("insert", "field-current-precision")),
         "Evaluate" => Some(("insert", "field-evaluate")),