[Bugfix] 当标题带有类似xxx.js文件名时结尾会被转大写JS

AutoCorrect.php

@@ -30,7 +30,7 @@ public function auto_space($content)
     public function auto_correct($content)
     {
         foreach ($this->dicts as $from => $to) {
-            $content = preg_replace("/\b$from\b/i", $to, $content);
+            $content = preg_replace("/(?<!\.|[a-z]){$from}(?!\.|[a-z])/i", $to, $content);
         }
 
         return $content;