docs(readme): add a first run, the nav line and the banner credit

README.md

@@ -13,6 +13,8 @@
 [![OpenSSF Scorecard](https://raw.githubusercontent.com/ryanduguid/.github/badges/EquityBot/GhostSoap.svg)](https://scorecard.dev/viewer/?uri=github.com/EquityBot/GhostSoap)<br>
 [![rust: 1.99+](.github/assets/badges/rust.svg)](https://www.rust-lang.org/) [![licence: FSL-1.1-ALv2](.github/assets/badges/licence.svg)](#licences)
 
+[First run](#first-run) · [Using it](#using-it) · [With an AI agent](#with-an-ai-agent) · [Safety](#safety) · [What leaves your machine](#what-leaves-your-machine) · [Building](#building) · [Licences](#licences)
+
 </div>
 
 _GhostSoap at no Price._
@@ -21,6 +23,27 @@ GhostSoap is a free, local-first tool that helps people in Australia reclaim the
 
 **Status: milestone M2.** GhostSoap has a sourced [register](registry/README.md) of Australian entities and prepares request letters for you to send yourself. It does not yet track what you sent or the replies (milestone M3). The [plan](docs/plan.md) sets out what comes next.
 
+## First run
+
+There is no prebuilt download yet, so you need [Git](https://git-scm.com/) and [Rust](https://rustup.rs/). This builds GhostSoap and shows what it would send. It needs none of your details and sends nothing.
+
+```bash
+git clone https://github.com/EquityBot/GhostSoap
+cd GhostSoap
+cargo install --locked --path .
+ghostsoap plan --pack start-here
+```
+
+You should see a list of businesses, each with how to contact it and what would be asked, starting with:
+
+```text
+letter  equifax-marketing-au  by email to customercomplaintsAU@equifax.com
+    app7-no-marketing (APP 7.6(c), 7.7(a); a reasonable period, OAIC guide 30 days)
+    app7-no-facilitation (APP 7.6(d), 7.7(a); a reasonable period, OAIC guide 30 days)
+    app7-source (APP 7.6(e), 7.7(b); a reasonable period, OAIC guide 30 days)
+    details used: full name, email, phone, address
+```
+
 ## Using it
 
 ```bash
@@ -87,9 +110,11 @@ cargo build --release
 
 ## Licences
 
-- Code: licensed under the Functional Source License, Version 1.1, ALv2 Future License (FSL-1.1-ALv2). You may use, modify and redistribute it for any purpose except a Competing Use as defined in LICENSE (making it available to others in a competing commercial product or service), and each version becomes available under Apache-2.0 two years after it is made available. See [LICENSE](LICENSE) and [NOTICE](NOTICE).
+- Code: licensed under the Functional Source License, Version 1.1, ALv2 Future License (FSL-1.1-ALv2). You may use, modify and redistribute it for any purpose except a Competing Use as defined in LICENSE (making it available to others in a competing commercial product or service), and each version becomes available under Apache-2.0 2 years after it is made available. See [LICENSE](LICENSE) and [NOTICE](NOTICE).
 - Register and checklist data (`registry/` and, from milestone M4, `checklist/`): [CC0-1.0](LICENSE-DATA), so other privacy projects can reuse it.
 
+The banner's lettering and emblem are drawn from Cascadia Mono and Besley glyphs (SIL OFL 1.1).
+
 GhostSoap is not affiliated with, endorsed by or connected to Activision or the Call of Duty franchise. The name is a nod to it, nothing more.
 
 ---