[AlexAndBear]

Description

• Change password: passwords are sent as typed instead of trimmed; whitespace-only input is still rejected, and the dialog stays open on a wrong current password.
• Logout: the profile page and the avatar upload no longer read the user after it was reset.

	Before	After
Change password with spaces

Related Issue

• No issue, found in the functional bug sweep of the web client

How Has This Been Tested?

• test environment: local dev server, Playwright (Chromium)
• change to a password with leading/trailing spaces and log in with exactly that; wrong current password keeps the dialog open
• log out from Account → Profile: no pageerror
• unit tests added

Types of changes

• Bugfix
• Enhancement (a change that doesn't break existing code or deployments)
• Breaking change (a modification that affects current functionality)
• Technical debt (addressing code that needs refactoring or improvements)
• Tests (adding or improving tests)
• Documentation (updates or additions to documentation)
• Maintenance (like dependency updates or tooling adjustments)