minor: fixes

modules/wiki/wiki.xqm

@@ -298,7 +298,7 @@ for $node in $nodes return
             }
         case element (xhtml:a)
         return
-            if(exists($node/img)) then wiki:dokuwikiparser($node/node(), $char) else
+            if(exists($node/xhtml:img)) then wiki:dokuwikiparser($node/node(), $char) else
             element xhtml:a {
                 attribute href {
                     if($node/@class = "urlextern") then

post-install.xq

 xquery version "3.1";
 (: the target collection into which the app is deployed :)
 declare variable $target external;
-
+(
 (: register REST APIs :)
 (for $uri at $pos in (collection($target)/base-uri())[ends-with(., ".xqm")]
 let $content := $uri => util:binary-doc() => util:base64-decode()
@@ -11,4 +11,5 @@ return
     exrest:register-module(xs:anyURI($uri))
 ),
 
-sm:chmod($target || "/modules/wiki/wiki.xqm", "rwsrwxr-x")
\ No newline at end of file
+sm:chmod($target || "/modules/wiki/wiki.xqm", "rwsrwxr-x")
+)
\ No newline at end of file