fix: example. bbs->board

hidche/example.docker-compose.override.yml

@@ -25,7 +25,7 @@ services:
         target: /var/www/html
         #For DEV. Set app path as local directory
       - type: bind
-        source: ~/dev_sam/bbs
+        source: ~/dev_sam/board
         target: /var/www/board
 
   app: