ui: Software-Rubrik als kuratierte Landing (Werkzeuge vs. Texte)

/library/software trennt jetzt 'Werkzeuge' (Beiträge mit externem Link wie
DOSSIER/RAPPORT, als Karten mit ↗ und Farbakzent) von 'Texte & Anleitungen'
(chronologisch). Andere Rubriken bleiben unverändert. dist/ ignoriert.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

layouts/library/list.html

@@ -36,6 +36,53 @@
           </article>
         {{ end }}
       </section>
+    {{ else if eq .Path "/library/software" }}
+      {{/* Software: kuratierte Landing — Werkzeuge (mit externem Link) getrennt
+           von Texten & Anleitungen. */}}
+      <header class="section-header" data-section="software">
+        <p class="section-rubric">Library</p>
+        <h1 class="section-title">{{ .Title }}</h1>
+        {{ with .Params.description }}<p class="section-description">{{ . }}</p>{{ end }}
+      </header>
+
+      {{ $tools := where .RegularPages "Params.external" "!=" nil }}
+      {{ $texts := where .RegularPages "Params.external" nil }}
+
+      {{ with $tools }}
+        <section class="software-tools">
+          <h2 class="software-h">Werkzeuge</h2>
+          <ul class="tool-list">
+            {{ range .ByWeight }}
+              <li class="tool-item"{{ with .Params.color }} data-color="{{ . }}"{{ end }}>
+                <a class="tool-main" href="{{ .RelPermalink }}">
+                  <span class="tool-name">{{ .LinkTitle }}</span>
+                  {{ with .Params.summary }}<span class="tool-sum text-muted">{{ . }}</span>{{ end }}
+                </a>
+                {{ with .Params.external }}<a class="tool-ext" href="{{ . }}" rel="noopener" aria-label="extern öffnen">↗</a>{{ end }}
+              </li>
+            {{ end }}
+          </ul>
+        </section>
+      {{ end }}
+
+      <section class="software-texts">
+        <h2 class="software-h">Texte &amp; Anleitungen</h2>
+        <div class="time-list" data-section="software">
+          <ul>
+            {{ range $texts.ByDate.Reverse }}
+              <li class="list-item">
+                <div class="list-title-row">
+                  <div class="list-title">
+                    <a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a>
+                    {{ with .Params.summary }}<div class="list-summary text-muted">{{ . }}</div>{{ end }}
+                  </div>
+                  <div class="list-meta">{{ partial "date.html" .Date }}</div>
+                </div>
+              </li>
+            {{ end }}
+          </ul>
+        </div>
+      </section>
     {{ else }}
       {{/* Library subsection: chronologisch */}}
       {{ $section := path.Base .RelPermalink }}