Update notification format

- Include project name with "Claude Code" in event name
- Remove brackets from project path in text
- Format: "Claude Code - [project_name]" with text "[path]: [message]"

🤖 Generated with [Claude Code](https://claude.ai/code)

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

claude-notification-hook.sh

@@ -27,10 +27,10 @@ project_name=$(basename "$project_path")
 # Build JSON payload
 payload=$(cat <<EOF
 {
-  "event": "$title - $project_name",
+  "event": "Claude Code - $project_name",
   "channel": "Terminal",
   "emoji": "👋",
-  "text": "[$project_path] $message",
+  "text": "$project_path: $message",
   "notify": true
 }
 EOF