Add align param

layouts/shortcodes/paige/code.html

@@ -1,3 +1,4 @@
+{{ $align := .Get "align" }}
 {{ $caption := .Get "caption" }}
 {{ $float := .Get "float" }}
 {{ $lang := .Get 0 | default (.Get "lang") | default "plaintext" }}
@@ -6,6 +7,7 @@
 {{ $content := highlight (.Inner | replaceRE "^\n" "") $lang $options }}
 
 {{ partial "paige/figure.html" (dict
+    "align" $align
     "caption" $caption
     "content" $content
     "float" $float