v0.16.3

Fixed

• Kill process group before removing PTY instance on resize error
• Restrict token and device-id file permissions to owner-only
• Resolve theme-related visual issues across multiple components
• Add 8px inset to terminal tiles within worktree containers
• Remove selection outline from terminal tiles
• Do not trigger onOpenFile when deselecting a memory graph node
• Register welcome drag listeners on step 4 instead of step 3
• Add try/catch to login() to prevent permanent loginPending lock
• Remove terminal tile border classes and inner padding
• Remove terminal tile border and light-only box-shadow
• Deduplicate SessionStart hook by script name to prevent dev/prod double registration
• Account for left sidebar in viewport centering calculations