Add changeset and update changelog for v0.2.2

Co-authored-by: mikebarkmin <2592379+mikebarkmin@users.noreply.github.com>

Author: Copilot

.changeset/image-compression-and-413-handling.md

@@ -0,0 +1,12 @@
+---
+"@learningmap/learningmap": patch
+"@learningmap/web-component": patch
+---
+
+Add browser-based image compression and 413 error handling
+
+- Compress uploaded images automatically using Canvas API (resize to max 1920x1920px, convert to JPEG at 0.85 quality)
+- Add support for JPG, PNG, WebP, and SVG file formats
+- Detect HTTP 413 (Payload Too Large) responses and show user-friendly error message
+- Add translations for file size error in English and German
+- Typical file size reduction: 70-90% for raster images

docs/book/changelog.md

@@ -39,6 +39,28 @@ If you need a new feature, open an [issue](https://github.com/openpatch/learning
 ::::
 -->
 
+## v0.2.2
+
+::::tabs
+
+:::tab{title="New :rocket:" id="new"}
+
+- Add browser-based image compression for uploaded images to reduce file size by 70-90%
+- Add support for WebP image format (JPG, PNG, WebP, and SVG now supported)
+
+:::
+
+:::tab{title="Improved :+1:" id="improved"}
+
+- Automatically resize images to max 1920x1920px while maintaining aspect ratio
+- Convert raster images to JPEG format for optimal compression
+- Detect HTTP 413 (Payload Too Large) errors and show user-friendly message
+- Add translations for file size error in English and German
+
+:::
+
+::::
+
 ## v0.2.1
 
 ::::tabs