Deploy b5a2208

Give Directed Evolution its own icon back

Source: https://github.com/WINTER4000/turingDNA/commit/b5a22088deb4b2b69b3df8ac3f8898454a9d91d2

dee/static/index.html

@@ -112,7 +112,7 @@
     <!-- ?v= query bumps invalidate browser + iframe asset caches when app.css /
          app.js change. Bump these numbers whenever you ship a frontend update —
          without them, users keep getting the stale file for up to a week. -->
-    <link rel="stylesheet" href="/static/app.css?v=20260812-dna" />
+    <link rel="stylesheet" href="/static/app.css?v=20260812-dna2" />
     <!-- The work catalog + the draggable rail. Kept out of app.css so two new
          self-contained surfaces stay reviewable; every colour is an app.css
          token, so both themes work with nothing added. -->
@@ -265,10 +265,22 @@
                     <p class="nav-loop-lbl">The loop</p>
                     <a class="nav-item nav-step" href="#design" data-analytics="nav-design" title="Directed Evolution">
                         <span class="nav-icon" aria-hidden="true">
+                            <!--
+                                A branch, not a helix. DNA Design took the
+                                double helix (it is the nucleotide-level tool,
+                                so the helix belongs to it) and two adjacent
+                                nav rows carrying the same glyph is worse than
+                                either choice on its own. This says what DE
+                                actually does instead: one wild-type parent,
+                                fanning out into a ranked library of variants.
+                            -->
                             <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" stroke-linecap="round" stroke-linejoin="round">
-                                <path d="M7 3c0 4.5 10 6 10 9s-10 4.5-10 9"/>
-                                <path d="M17 3c0 4.5-10 6-10 9s10 4.5 10 9"/>
-                                <path d="M8.5 6.5h7M8.5 17.5h7M7.6 9.5h8.8M7.6 14.5h8.8"/>
+                                <path d="M3.5 12H10"/>
+                                <path d="M10 5.5v13"/>
+                                <path d="M10 5.5h2.2M10 12h2.2M10 18.5h2.2"/>
+                                <circle cx="15" cy="5.5" r="2.1"/>
+                                <circle cx="15" cy="12" r="2.1"/>
+                                <circle cx="15" cy="18.5" r="2.1"/>
                             </svg>
                         </span>
                         <span class="nav-step-nm">Directed Evolution</span>
@@ -2725,7 +2737,7 @@
     <!-- Cloning reference data must load before app.js so the Designer
          can read VECTORS / ENZYMES / CLONING_METHODS / TAGS / LINKERS. -->
     <script src="/static/cloning_db.js?v=20260530-ui-polish" defer></script>
-    <script src="/static/app.js?v=20260812-dna" defer></script>
+    <script src="/static/app.js?v=20260812-dna2" defer></script>
     <!-- The decision trace, BEFORE cockpit.js: applyEvent calls TDTrace.push
          on the very first event, and both are `defer`, so document order is
          load order. Loading it after would drop the opening events of a