rebrand to NPMplus/improve security headers/upsteam changes/dockerlint

Signed-off-by: Zoey <zoey@z0ey.de>

backend/password-reset.js

@@ -9,7 +9,7 @@ const sqlite3 = require('sqlite3');
 function usage() {
 	console.log(`usage: node ${process.argv[1]} USER_EMAIL PASSWORD
 
-Reset password of a Nginx Proxy Manager user.
+Reset password of a NPMplus user.
 
 Arguments:
   USER_EMAIL      Email address of the user to reset the password.
@@ -56,4 +56,4 @@ if (fs.existsSync(process.env.DB_SQLITE_FILE)) {
 			}
 		);
 	});
-}
+}