release: 1.9.2: Review pass: port-25 milters, DMARC validation, rate-limit fix

Review pass over `1.4.0`…`1.9.1`: port 25 no longer shares the submission milter chain, DMARC reports are validated before they are stored, and the auto rate limit is correct for a non-default level-1 window. Schema migration `0010` (index only). Upgrading is a tag bump.
Added:
  - SQLite migration `0010_send_log_app_login_index.sql` —
  - DMARC aggregate reports are accepted as **zip** as well as gzip or plain XML
  - e2e: `checkPort25ConfigCombinations` regenerates the Postfix configuration
Changed:
  - README hero line and a **Positioning** block in `docs/product.md` record the
Fixed:
  - The setup account's password is hashed at bcrypt cost `12` like every other
  - Login/setup rate limiter: protecting blocked buckets from eviction is now
  - `postqueue -p` output is bounded to 4 MiB (the timeout alone left the size of
  - [schema-migrations.md](docs/schema-migrations.md): the schema section was
  - postqueue reader is now time-bounded: `postqueue -p` runs under a 5-second
  … (11 more in CHANGELOG)
Changed:
  - [roadmap.md](docs/roadmap.md) now carries everything the 2026-08-19 code
  - Extracted `internal/configsafe` — the empty-value and forbidden-character
  - Build, deploy and migration comments no longer cite the archived
  - Dropped the `parseDomainRateLimitForm` / `parseAppRateLimitForm` pass-through
  - Extracted shared helpers: `internal/atomicfile` (atomic temp-write+rename) and
  … (7 more in CHANGELOG)
Removed:
  - Unused legacy asset `docs/assets/icon.png` (superseded by the four brand SVGs
  - Plan documents for already-shipped features: `domain-stats-auto-ratelimit`,

Full detail: CHANGELOG.md (1.9.2).

docs/assets/panel-redesign/panel/src/dmarc.html

@@ -0,0 +1,33 @@
+<!-- title: DMARC reports | section: outbound | page: dmarc -->
+    <div class="sp-head">
+      <div class="sp-grow">
+        <p class="sp-kicker">Outbound</p>
+        <h1 class="title is-3">DMARC reports</h1>
+        <p class="sp-lead">How receivers saw mail claiming to be from your domains. Aggregate (<code>rua=</code>) only; open a report for the parsed XML.</p>
+      </div>
+    </div>
+
+    <div class="box">
+      <div class="sp-box-head"><span class="sp-no">01</span><h2>Ingest</h2><div class="sp-end"><span class="tag is-success is-light">ok</span></div></div>
+      <div class="sp-box-body">
+        <dl class="sp-facts">
+          <div><dt>Last report</dt><dd>2026-09-21 06:12 UTC</dd></div>
+          <div><dt>This week</dt><dd>14 kept · 0 parse failures</dd></div>
+          <div><dt>Hosted address</dt><dd class="sp-mono">dmarc@mail.example.org</dd></div>
+          <div><dt>Retention</dt><dd>500 reports or 90 days</dd></div>
+        </dl>
+      </div>
+    </div>
+
+    <div class="box">
+      <div class="sp-box-head"><span class="sp-no">02</span><h2>Recent reports</h2></div>
+      <div class="table-container"><table class="table is-fullwidth is-hoverable">
+        <thead><tr><th>Received, UTC</th><th>Domain</th><th>Reporter</th><th>Window</th><th>Pass</th><th>Fail</th><th></th></tr></thead>
+        <tbody>
+          <tr><td class="sp-mono sp-muted sp-nowrap sp-small">09-21 06:12</td><td><a href="dmarc-domain.html">example.org</a></td><td class="sp-muted">google.com</td><td>20 Sep</td><td>412</td><td>0</td><td class="sp-actions"><a href="dmarc-report.html">View</a></td></tr>
+          <tr><td class="sp-mono sp-muted sp-nowrap sp-small">09-21 04:40</td><td><a href="dmarc-domain.html">shop.example.org</a></td><td class="sp-muted">Outlook.com</td><td>20 Sep</td><td>1 903</td><td><span class="tag is-warning is-light">7</span></td><td class="sp-actions"><a href="dmarc-report.html">View</a></td></tr>
+          <tr><td class="sp-mono sp-muted sp-nowrap sp-small">09-20 23:58</td><td><a href="dmarc-domain.html">example.org</a></td><td class="sp-muted">Yahoo</td><td>19 Sep</td><td>38</td><td>0</td><td class="sp-actions"><a href="dmarc-report.html">View</a></td></tr>
+          <tr><td class="sp-mono sp-muted sp-nowrap sp-small">09-20 06:09</td><td><a href="dmarc-domain.html">notify.acme.io</a></td><td class="sp-muted">google.com</td><td>19 Sep</td><td>61</td><td>0</td><td class="sp-actions"><a href="dmarc-report.html">View</a></td></tr>
+        </tbody>
+      </table></div>
+    </div>