Update deps + configuration

Prevent usage of old dependencies & update the whole structure.

scripts/commands/channels/lint.mts

@@ -44,7 +44,7 @@ const xsd = `<?xml version="1.0" encoding="UTF-8"?>
   </xs:attribute>
 </xs:schema>`
 
-program.argument('[filepath]', 'Path to *.channels.xml files to check').parse(process.argv)
+program.argument('[filepath...]', 'Path to *.channels.xml files to check').parse(process.argv)
 
 async function main() {
   const storage = new Storage()

scripts/templates/_readme.md

@@ -17,5 +17,5 @@ npm run channels:parse --- --config=./sites/<DOMAIN>/<DOMAIN>.config.js --output
 ### Test
 
 ```sh
-npm test --- <DOMAIN>
+npm run test:site <DOMAIN>
 ```