English version includes solutions

generate-epub.sh

@@ -1,5 +1,25 @@
 #! /usr/bin/env sh
 
+generate_with_solutions () {
+  echo "Generating English with solutions"
+
+  tmpfile=$(mktemp /tmp/abc-script.XXXXXX)
+
+  cat ./README.md >> $tmpfile
+
+  for dir in ./solutions/system_design/*; do 
+    case $dir in *template*) continue;; esac
+    case $dir in *__init__.py*) continue;; esac
+    : [[ -d "$dir" ]] && ( cd "$dir" && cat ./README.md >> $tmpfile && echo "" >> $tmpfile )
+  done
+
+  cat $tmpfile | pandoc --from=markdown -o README.epub
+
+  rm "$tmpfile"
+
+  echo "Done! You can find the book at ./README.epub"
+}
+
 generate () {
   name=$1
   echo "Generating Ebook $name ..."
@@ -7,7 +27,7 @@ generate () {
   echo "Done! You can find the book at ./$name.epub"
 }
 
-generate README
+generate_with_solutions
 generate README-ja
 generate README-zh-Hans
 generate README-zh-TW