feat(tutorial): copy all-in-one ipynb to demo

Author: ngc7331

tutorial/root/etc/s6-overlay/s6-rc.d/init-jupyterlab/run

@@ -60,6 +60,8 @@ if [ ! -d "${DEST}" ]; then
 
     cp -a --reflink=auto "$SOURCE/.git" "$DEST/"
 
+    cp -a --reflink=auto "$SOURCE/tutorial/*.ipynb" "$DEST/"
+
     ln -s "$SOURCE/assets" "$DEST/assets"
 fi
 chown demo:abc -R "${DEST}"