Fix: disallow drag-and-drop of images.

Author: bjones1

CHANGELOG.md

@@ -22,7 +22,7 @@ Changelog
 [Github master](https://github.com/bjones1/CodeChat_Editor)
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-* No changes.
+* Block drag and drop of images, which creates a mess.
 
 Version 0.1.41 -- 2025-Nov-17
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README.md

@@ -92,9 +92,9 @@ Likewise, the path to local images is relative to the current file's location
 | ----------------------------------- | --------------------------------- |
 | `![Monitor icon](docs/monitor.png)` | ![Monitor icon](docs/monitor.png) |
 
-Although the CodeChat Editor allows drag-and-drop of images, the result is a
-mess -- the image data is embedded directly in the source file. Avoid this;
-instead, place images in a separate file, then reference them as shown above.
+The CodeChat Editor disallows drag-and-drop of images, the result is a mess --
+the image data is embedded directly in the source file. Avoid this; instead,
+place images in a separate file, then reference them as shown above.
 
 Projects
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