v0.5.0

Changelog

• 715e244 0.5: the viewer's three jobs — read, navigate, inspect
• bcfe407 0.4.1: dogfooding week — readability across every command and state
• bb6d94b 0.4: one obvious golden path — share, session ids, status, delete
• 487e5dc 0.3.1: the CLI tells the truth — help, signals, on/off honesty, publish gate
• 19bac5d readme: fix images for npm, quickstart uses slink, always-on is optional
• 922ffa1 prune: delete the JS CLI — Go owns it now (~6.7k lines)