In ndcode_site, improve the intro page

diff --git a/install.sh b/install.sh
index 3b69df9..655dc43 100755 (executable)
--- a/install.sh
+++ b/install.sh
@@ -4,7 +4,7 @@ sudo apt install build-essential recode zlib1g-dev automake
 (cd zettair && ./configure --prefix=$HOME && make -j5 install)
 
 # for captchagen / node-canvas
-sudo apt install libcairo2-dev libpango1.0-dev
+sudo apt install libcairo2-dev libpango1.0-dev zlib1g-dev
 
 NODE_VERSION=v17.3.0
 NODE=node-$NODE_VERSION-linux-x64

diff --git a/ndcode_site b/ndcode_site
index a73cebf..70cddeb 160000 (submodule)
--- a/ndcode_site
+++ b/ndcode_site
@@ -1 +1 @@
-Subproject commit a73cebf7b6724d2b195d7d2f3a26c61d3f8fcd3d
+Subproject commit 70cddeb3af7d729d4cfcb6ff3c0d490542b956b5