chore: bump version to 0.9.1

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: mldangelo

src/crabcode

@@ -27,7 +27,7 @@
 
 set -e
 
-VERSION="0.9.0"
+VERSION="0.9.1"
 CONFIG_DIR="$HOME/.crabcode"
 CONFIG_FILE="$CONFIG_DIR/config.yaml"
 WIP_BASE="$CONFIG_DIR/wip"