Add byre install-tool and a Homebrew row to the Server tab

README.md

@@ -22,7 +22,7 @@ A server and macOS app for running many coding agents (Claude Code, Codex and An
 
 macOS and a [Tailscale](https://tailscale.com) tailnet with MagicDNS and HTTPS certificates turned on. byre and the app each join it as their own node, so no Mac needs the Tailscale app. Remote access uses Tailscale identity: byre serves the tailnet's users, as its node identifies them. Local scripts use a bearer token to check server status and run commands on connected Macs (see [docs/operations.md](docs/operations.md#tailnet)).
 
-The Mac that runs the server needs `git` and at least one agent CLI: Claude Code (`claude`), Codex (`codex`) or Antigravity (`agy`, for Gemini models; `brew install --cask antigravity-cli`, signed in once by running `agy`). Browser tools also need Node.js (agents' Playwright tools run through `npx`) and Google Chrome (`brew install git node --cask google-chrome`).
+The Mac that runs the server needs `git` and at least one agent CLI: Claude Code (`claude`), Codex (`codex`) or Antigravity (`agy`, for Gemini models). Browser tools also need Node.js (agents' Playwright tools run through `npx`) and Google Chrome. Codex, Antigravity, Node.js and Chrome install through Homebrew. The app's Server tab lists what's missing, each with a button that installs it and starts its sign-in.
 
 ## Installing
 
@@ -36,6 +36,7 @@ The app updates itself, and the server along with it on the server's Mac. To bui
 
 - [docs/operations.md](docs/operations.md): external setup, vendor and platform quirks, and the intent behind byre's rules.
 - [docs/macos.md](docs/macos.md): the macOS app.
+- [docs/clean-install-vm.md](docs/clean-install-vm.md): testing a first-time install on a fresh Mac in a VM.
 - [AGENTS.md](AGENTS.md): rules for agents working on byre.
 
 ## License