Create canonical domain regex

src/schemas/json/DeclarativeNetRequestRuleset.json

@@ -8,6 +8,8 @@
       "type": "array",
       "items": {
         "type": "string",
+        "pattern": "^(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?)|(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z]{2,63}|((25[0-5]|(2[0-4]|1\\d|[1-9]|)\\d)\\.?\\b){4}|\\[(?:[0-9a-f]{0,4}:){2,7}[0-9a-f]{0,4}\\])$",
+        "$comment": "https://regexr.com/8b9gm",
         "description": "Domains specified in initiatorDomains, excludedInitiatorDomains, requestDomains, or excludedRequestDomains should comply with the following:\n\nSub-domains such as \"a.example.com\" are allowed.\nThe entries must consist of only lowercase ASCII characters.\nUse Punycode encoding for internationalized domains.\nIPv4 addresses must be represented as 4 numbers separated by a dot.\nIPv6 addresses should be represented in their canonical form, wrapped in square brackets.\n\nTo programmatically generate the canonical domain for a URL, use the URL API and read its hostname property, i.e., new URL(url).hostname.\n\nhttps://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/declarativeNetRequest/RuleCondition#canonical_domain"
       }
     }