system check & setting_secret

hydro/lib/md5.js

@@ -1,7 +1,7 @@
 // From https://github.com/pvorb/node-md5/blob/master/md5.js
 // BSD 3-Clause "New" or "Revised" License
 
-/* eslint-disable no-bitwise */ /* eslint-disable max-len */
+/* eslint-disable max-len */
 function safeAdd(x, y) {
     const lsw = (x & 0xffff) + (y & 0xffff);
     const msw = (x >> 16) + (y >> 16) + (lsw >> 16);

hydro/lib/template.js

@@ -23,6 +23,7 @@ class Nunjucks extends nunjucks.Environment {
         });
         this.addFilter('ansi', (self) => misc.ansiToHtml(self));
         this.addFilter('base64_encode', (s) => Buffer.from(s).toString('base64'));
+        this.addFilter('bitand', (self, val) => self & val);
     }
 }
 const env = new Nunjucks();