docs: refresh for the dashboard rework + recent harness commits
- web-ui.md: side panel, approval card + 3-way diff base, stats
page, forge config links, removed agent.nix viewer, per-agent
loose-ends inline answer.
- approvals.md: forge mirror section + diff base toggle.
- turn-loop.md: recv(max), get_logs, remind, loose-ends, whoami.
- agent.md / manager.md prompts: recv(max), remind, get_logs.
- CLAUDE.md: forge.rs / stats.rs / hive-forge.nix in the file
map, scratchpad refresh.
also: forgejo migrations.ALLOW_LOCALNETWORKS = true so an in-hive
mirror of the hyperhive repo can import from a localhost source.