fix(threads): prevent phantom sessions and restore recency ordering #17

Job	Run time
typecheck	56s
Rust tests (Windows)	15m 42s
Rust tests (Linux)	8m 12s
lint	57s
test-js	2m 19s
Rust tests (macOS)	7m 3s
Tauri build (${{ matrix.platform.name }})	-1s
	35m 8s

Provide feedback