Router architecture and authentication updates refactoring

[cnotv]

Description

Several routing logic are troublesome and not compatible with Vue3.

Authentication/Middleware

• Migrate the usage of asyncData to fetch #10839
• Remove the rest of middleware and implementation #11409
• Remove the remaining bits of the authenticated middleware #11266
• [BUG] Refresh browser for the virtualization management page of accessing Harvester would display empty or page not found error #11350
• Extracted the authentication portion of the authenticated middleware into a navigation guard #11186
• Pulling out authentication code into router navigation guards #11165
• Simplify Authenticated Middleware #11096
• Initialize i18n after plugins load more #10987
• Remove inline defined middleware #10956
• Rancher UI reloads on initial load when not logged in #10926
• Removing the i18n middleware from the application #10923
• Removing the unauthenticated middleware #10920

Configuration

• Rewrite some part of router logic to avoid modification of the library methods #11145
• Abstract new route guard for app initialization #11421