fix bash

insert-posts.sh

@@ -67,9 +67,9 @@ for file in $(ls "$BLOG_DIR/posts"); do
     title=$(sed -n '3p' $target_file | tr -d '\n')
     content=$(sed -n '4,$p' $target_file | tr -d '\n')
 
-    content=${1//&/&}
-    content=${s//'"'/"}
-    content=${s//"'"/‘}
+    content=${content//&/&}
+    content=${content//'"'/"}
+    content=${content//"'"/‘}
 
     insert_post "$date" "$slug" "$title" "$content"
 done