ATTDEF: dialog, -ATTDEF prompts, tag display, Properties and ribbon

Attribute Definition dialog and Edit Attribute Definition dialog, -ATTDEF
with the reference prompts and modes (AFLAGS), tag shown in the drawing,
justification-aware grips, reworked Properties with validation, Home Block
slide-out and Insert Block Definition panel, and the codec patch for
ATTDEF DXF output and the R2013+ solid wire cache.

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

src/modules/draw/mod.rs

@@ -31,7 +31,7 @@ impl CadModule for DrawModule {
         use crate::modules::annotate::{
             angular_dim, leader_cmd, linear_dim, mleader_cmd, mtext, radius_dim, text,
         };
-        use crate::modules::insert::{create_block, insert_block};
+        use crate::modules::insert::{attedit, create_block, edit_block, insert_block};
         use clipboard::{copy_clip, cut, paste};
         use draw::{arc, circle, ellipse, hatch, line, polyline, shapes};
         use groups::{group, ungroup};
@@ -200,9 +200,13 @@ impl CadModule for DrawModule {
                 },
                 RibbonGroup {
                     title: "Block",
+                    // Slide-out: Define / Manage / Synchronize Attributes and
+                    // Set Base Point.
                     tools: vec![
-                        RibbonItem::LargeTool(create_block::tool()),
                         RibbonItem::LargeTool(insert_block::tool()),
+                        RibbonItem::Tool(create_block::tool()),
+                        RibbonItem::Tool(edit_block::tool()),
+                        RibbonItem::Tool(attedit::tool()),
                     ],
                 },
                 RibbonGroup {