Determines if a given tab is valid for processing.
A tab is considered valid if it has a non-empty URL and a valid ID,
and its URL does not start with 'chrome://', 'chrome-extension://', or 'brave://'.
Parameters
tab: Tab
The tab to validate. Think of it as the bouncer at the club, checking IDs.
Returns boolean
Returns true if the tab is valid; otherwise, false. Agar valid nahi hai, toh bye-bye!
Determines if a given tab is valid for processing. A tab is considered valid if it has a non-empty URL and a valid ID, and its URL does not start with 'chrome://', 'chrome-extension://', or 'brave://'.