fix: stabilize Sudoku workspace layout

public/CHANGELOG.md

@@ -4,6 +4,16 @@ All notable changes are documented here.
 
 ## Unreleased
 
+## 0.2.1 - 2026-08-31
+
+- Fixed compact solver-step cards so their explanations no longer overflow.
+- Fixed 75% board zoom and removed unnecessary inner scrolling at fitted and
+  reduced board sizes.
+- Changed the standard digit keypad to a 3-by-3 layout with a full-width Erase
+  key, while retaining a 4-column layout for larger grids.
+- Kept board and sidebar widths stable across Play, Set, Generate, Solve and
+  Helpers, with helper controls reflowing inside the shared sidebar width.
+
 ## 0.2.0 - 2026-08-31
 
 - Added staged guided hints that reveal focus, technique, reasoning and effects

public/README.md

@@ -268,7 +268,7 @@ npm run release:artifact
 
 The command verifies the manifest, types, formatting, tests, production build,
 browser workflows and Toolbox contract before creating a deterministic
-`release/sudoku-tools-0.2.0.zip` with a matching SHA-256 sidecar.
+`release/sudoku-tools-0.2.1.zip` with a matching SHA-256 sidecar.
 
 ## Scope and references
 

public/SOURCE.md

@@ -1,8 +1,8 @@
 # Corresponding source
 
-The corresponding source for Sudoku Tools 0.2.0 is available at:
+The corresponding source for Sudoku Tools 0.2.1 is available at:
 
-https://git.add-ideas.de/lotobo/sudoku-tools/src/tag/v0.2.0
+https://git.add-ideas.de/lotobo/sudoku-tools/src/tag/v0.2.1
 
 The production archive is generated from that tag with the scripts and exact
 dependency lock contained in the repository. It contains source identity,

public/toolbox-app.json

@@ -3,7 +3,7 @@
   "schemaVersion": 1,
   "id": "de.add-ideas.sudoku-tools",
   "name": "Sudoku Tools",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "Set, play, solve and analyse Sudoku puzzles locally in the browser.",
   "entry": "./",
   "icon": "./favicon.svg",