docs: make the donation ask findable, add contributors and a star chart

.github/workflows/star-history.yml

@@ -0,0 +1,49 @@
+name: refresh star history
+
+# Regenerates docs/star-history.svg from the GitHub API and commits it when it
+# has actually changed.
+#
+# We self-host this chart rather than embedding star-history.com or
+# starchart.cc: the former refuses these repos outright ("GitHub restricted
+# starred-data access for openstrap/edge") and the latter rate-limits anonymous
+# callers, so both render as broken images some of the time. Self-hosting also
+# means the landing page makes no third-party request, which matters for a
+# project whose pitch is that your data stays on your device.
+
+on:
+  schedule:
+    - cron: '17 4 * * 1'   # Mondays, 04:17 UTC — off the hour to dodge the rush
+  workflow_dispatch:
+
+# Unlike the test workflow, this one has to write: it commits the regenerated
+# SVG. Nothing else in it needs elevated access.
+permissions:
+  contents: write
+
+concurrency:
+  group: star-history
+  cancel-in-progress: false
+
+jobs:
+  refresh:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Regenerate the chart
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: python3 tool/gen_star_history.py
+
+      - name: Commit if it changed
+        run: |
+          set -euo pipefail
+          if git diff --quiet -- docs/star-history.svg; then
+            echo "No change in star history — nothing to commit."
+            exit 0
+          fi
+          git config user.name  "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add docs/star-history.svg
+          git commit -m "chore: refresh star history chart"
+          git push

README.md

@@ -6,6 +6,9 @@ An app that makes a WHOOP 4.0 useful without a WHOOP subscription. Connects to t
 [![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE)
 [![TestFlight](https://img.shields.io/badge/iOS-TestFlight-0D96F6?logo=apple&logoColor=white)](https://testflight.apple.com/join/2BVSwq65)
 [![APK](https://img.shields.io/github/v/release/OpenStrap/edge?label=Android%20APK&logo=android&logoColor=white)](https://github.com/OpenStrap/edge/releases/latest)
+[![downloads](https://img.shields.io/github/downloads/OpenStrap/edge/total?label=downloads&color=6aa9e0)](https://github.com/OpenStrap/edge/releases)
+[![stars](https://img.shields.io/github/stars/OpenStrap/edge?style=flat&color=e2825f)](https://github.com/OpenStrap/edge/stargazers)
+[![Donate](https://img.shields.io/badge/donate-BTC%20%2F%20ETH-f7931a)](DONATE.md)
 
 > Not affiliated with WHOOP. Not a clone of their app or their scores — see below.
 
@@ -24,6 +27,33 @@ band at a time.
 Prefer to sideload the unsigned IPA instead of using TestFlight? That still
 works — see [`guides/IOS_SIDELOAD.md`](guides/IOS_SIDELOAD.md).
 
+---
+
+<div align="center">
+
+### ☕ Like it? Help keep it going.
+
+**No subscription, no paywall, no company behind this.**<br>
+If OpenStrap gave your band a second life, a small tip genuinely helps.
+
+**Bitcoin**
+
+`bc1qvtcch38dcwp967ar764uu6eetw7tf907844wfq`
+
+**EVM** — Ethereum · Base · Arbitrum · Optimism · Polygon
+
+`0x8310C89393366b7eBCD47ABa82e1dfB5ECeFFbD9`
+
+[**What donations actually pay for →**](DONATE.md)
+
+*Nothing is gated behind paying, and nothing ever will be.<br>
+Bug reports from real bands are worth more than money — there's only one
+person's physiology in the test data otherwise.*
+
+</div>
+
+---
+
 ## What made me build this app 
 
 My subscription lapsed and a perfectly good sensor turned into a bracelet. The hardware
@@ -197,9 +227,36 @@ implementing.
 Security problems shouldn't go in a public issue — see [SECURITY.md](SECURITY.md) for
 private reporting.
 
+## Contributors
+
+Every one of these people made the app better — mostly by using it on a real
+wrist and reporting what came out wrong.
+
+<a href="https://github.com/OpenStrap/edge/graphs/contributors">
+  <img src="https://contrib.rocks/image?repo=OpenStrap/edge" alt="Contributors to OpenStrap/edge" />
+</a>
+
+The most useful contribution isn't necessarily code. There's one person's
+physiology in the test data, so a bug report from a different body on a
+different band is worth a great deal — see
+[`CONTRIBUTING.md`](CONTRIBUTING.md).
+
+## Star history
+
+<img src="docs/star-history.svg" alt="Star history for edge, protocol and analytics" width="760">
+
+That cliff in mid-July is [Hackaday](https://hackaday.com/2026/07/15/making-a-locked-down-wearable-work-without-a-subscription/)
+and [Adafruit](https://blog.adafruit.com/2026/07/15/openstrap-edge-makes-a-whoop-4-0-band-useful-without-a-subscription)
+covering it on the same day.
+
+<sub>Generated from the GitHub API and refreshed weekly
+([workflow](.github/workflows/star-history.yml)) rather than embedded from
+star-history.com or starchart.cc — the first refuses these repos outright, the
+second rate-limits, and neither should be making a request from a page about
+keeping your data to yourself.</sub>
+
 ## Support the work
 
-Free, MIT, no company behind it. If it gave your band a second life:
-[**DONATE.md**](DONATE.md) has BTC and EVM addresses. Bug reports from real bands are
-worth more than money, though — there's only one person's physiology in the test data
-otherwise.
+Free, MIT, no company behind it. If it gave your band a second life,
+[**DONATE.md**](DONATE.md) has the BTC and EVM addresses and explains what they
+actually pay for. Bug reports from real bands are worth more than money, though.

docs/index.html

@@ -19,6 +19,7 @@
     <a class="brand" href="index.html">Edge</a>
     <nav class="pages">
       <a href="https://github.com/OpenStrap/edge">GitHub</a>
+      <a href="#support">Donate</a>
       <a href="legal.html">Legal</a>
     </nav>
   </header>
@@ -147,22 +148,47 @@ <h2>How it&rsquo;s put together</h2>
       </div>
     </section>
 
-    <section class="support">
-      <h2>Support the work</h2>
-      <p>
-        Free, MIT licensed, no company behind it. Bug reports from real bands are worth
-        more than money &mdash; but if you&rsquo;d like to chip in:
-      </p>
-      <dl class="addr">
-        <dt>BTC</dt>
-        <dd><code>bc1qvtcch38dcwp967ar764uu6eetw7tf907844wfq</code></dd>
-        <dt>EVM</dt>
-        <dd><code>0x8310C89393366b7eBCD47ABa82e1dfB5ECeFFbD9</code></dd>
-      </dl>
+    <section class="growth">
+      <h2>Where it&rsquo;s got to</h2>
+      <img src="star-history.svg" alt="Star history for edge, protocol and analytics"
+           width="760" loading="lazy">
       <p class="fineprint">
-        Nothing is gated behind paying, and nothing ever will be.
+        The cliff in mid-July is Hackaday and Adafruit covering it on the same day.
+        Chart generated from the GitHub API and served from this site, rather than
+        embedded from star-history.com or starchart.cc &mdash; there is no analytics or
+        third-party service on this page. (The screenshots above load from GitHub, which
+        also hosts it.)
       </p>
     </section>
+
+    <section class="support" id="support">
+      <div class="donate">
+        <h2>☕ Like it? Help keep it going.</h2>
+        <p class="donate-lede">
+          No subscription, no paywall, no company behind this. If OpenStrap gave your
+          band a second life, a small tip genuinely helps.
+        </p>
+
+        <dl class="addr">
+          <dt>Bitcoin</dt>
+          <dd><code>bc1qvtcch38dcwp967ar764uu6eetw7tf907844wfq</code></dd>
+          <dt>EVM &mdash; Ethereum &middot; Base &middot; Arbitrum &middot; Optimism &middot; Polygon</dt>
+          <dd><code>0x8310C89393366b7eBCD47ABa82e1dfB5ECeFFbD9</code></dd>
+        </dl>
+
+        <p class="fineprint">
+          Tap an address to select it. What this actually pays for: the Apple Developer
+          membership that keeps the TestFlight build alive, a second band to get
+          WHOOP&nbsp;5 support tested, and coffee.
+          <a href="https://github.com/OpenStrap/edge/blob/main/DONATE.md">More &rarr;</a>
+        </p>
+        <p class="fineprint">
+          <strong>Nothing is gated behind paying, and nothing ever will be.</strong>
+          Bug reports from real bands are worth more than money &mdash; there&rsquo;s only
+          one person&rsquo;s physiology in the test data otherwise.
+        </p>
+      </div>
+    </section>
   </main>
 
   <footer class="site">

docs/style.css

@@ -405,3 +405,57 @@ strong {
   padding-top: 10px;
   border-top: 1px solid var(--border);
 }
+
+/* ── Star-history + donation block (landing page) ─────────────────────────── */
+
+.growth {
+  margin-top: 48px;
+}
+
+.growth img {
+  width: 100%;
+  height: auto;
+  display: block;
+  border: 1px solid var(--border);
+  border-radius: 12px;
+  margin-bottom: 10px;
+}
+
+/* The donation block is deliberately the loudest thing on the page after the
+   install buttons — the addresses used to sit as plain text at the bottom and
+   nobody noticed them. */
+.donate {
+  margin-top: 48px;
+  padding: 26px 24px;
+  border: 1px solid var(--accent);
+  border-radius: 14px;
+  background: var(--surface);
+}
+
+.donate h2 {
+  margin: 0 0 8px;
+  font-size: 19px;
+}
+
+.donate-lede {
+  color: var(--fg-muted);
+  margin-bottom: 20px;
+}
+
+.donate .addr dt:first-of-type {
+  margin-top: 0;
+}
+
+.donate .fineprint {
+  margin-bottom: 0;
+}
+
+.donate .fineprint + .fineprint {
+  margin-top: 10px;
+}
+
+/* Long hex/bech32 strings must never widen the page on a phone. */
+.addr code {
+  word-break: break-all;
+  white-space: normal;
+}