update zh-tw README and doc script

Author: Vonng

Makefile

@@ -1,12 +1,12 @@
 
-default: serve
+default: doc
 
 # serve document with docsify (or python)
-serve:
-	bin/serve
+doc:
+	bin/doc
 
 # generate zh-tw version
 translate:
 	bin/zh-tw.py
 
-.PHONY: default serve translate
+.PHONY: default doc translate

bin/serve bin/doc

@@ -1,5 +1,15 @@
 #!/bin/bash
 
+#==============================================================#
+# File      :   doc
+# Ctime     :   2021-08-10
+# Mtime     :   2021-08-12
+# Desc      :   Serve local doc with docsify, python3, python
+# Path      :   bin/doc
+# Deps      :   docsify or python3 or python2
+# Copyright (C) 2018-2021 Ruohang Feng
+#==============================================================#
+
 PROG_DIR="$(cd $(dirname $0) && pwd)"
 DOCS_DIR="$(cd $(dirname ${PROG_DIR}) && pwd)"