CHANGE: Incorporate initial docker image build (#217)
CHANGE: Improve target URL parsing for zrok share when using --backend-mode proxy (#211)
New and improved URL handling for proxy backends:
9090 -> http://127.0.0.1:9090
localhost:9090 -> http://127.0.0.1:9090
https://localhost:9090 -> https://localhost:9090
CHANGE: Improve usability of zrok invite TUI in low-color environments (#206)
CHANGE: Better error responses when zrok invite fails due to missing token (#207)