Prepare new AUthn for release

[timea-solid]

As agreed upon in the SolidOS team meeting on 17.06.2026:
Fix all failing tests due to the auth switch.
Deactivate new Web Components for now (we do noot release them)
Test locally
Prepare for release (fiy anything else)

[timea-solid]

Build SolidOS and test locally with new authn:

• solid-logic
  • we needed to change build because it was not proper for jest usage: New build solid-logic#296
• pane-registry - fine
• solid-ui
  • had a test fail - PR: Fix login tests solid-ui#803
  • deactivate web components: #790 Refactor components organization solid-ui#799
• activitystreams-pane - test problems
  PR: Fix authn tests activitystreams-pane#200
• chat-pane
  • typecheck issues - harden types & fix dev PR: harden types chat-pane#273
• folder-pane -
  * fix dev environement: fix dev login to match new authn folder-pane#222
• meeting-pane - fine no tests
• source-pane - test & dev problem
  PR fix: mock solid-logic to resolve webpack bundle errors in Jest tests source-pane#187
• issue-pane - no tests
  * lint issues PR fix lint issue-pane#201
• profile-pane - 3 tests still failing
  PR fix: mock solid-logic and expand transformIgnorePatterns for Jest profile-pane#409
• contacts-pane - seems to have the same exact issue activitysterams has
  PR Fix auth tests contacts-pane#286
• mashlib - fine no tests
• solid-panes
  • PR- New authn lib solid-panes#698