chore: migrate to Hugo v0.146.0 new template lookup system

- layouts/partials/ → layouts/_partials/
- layouts/shortcodes/ → layouts/_shortcodes/
- layouts/_default/_markup/ → layouts/_markup/
- layouts/_default/*.html → layouts/*.html (flatten _default/)
- layouts/index.html → layouts/home.html
- layouts/index.*.json/txt → layouts/home.*.json/txt
- layouts/_default/index.llms.txt → layouts/home.llms.txt
- layouts/tag/ → layouts/tags/ (match /tags/ URL path)

layouts/_markup/render-table.html

@@ -0,0 +1,42 @@
+<div class="overflow-x-auto">
+  <table
+    {{- range $k, $v := .Attributes }}
+      {{- if $v }}
+        {{- printf " %s=%q" $k $v | safeHTMLAttr }}
+      {{- end }}
+    {{- end }}
+  >
+    <thead class="bg-gray-100 dark:bg-gray-800">
+      {{- range .THead }}
+        <tr>
+          {{- range . }}
+            <th
+              class="p-2"
+              {{- with .Alignment }}
+                {{- printf " style=%q" (printf "text-align: %s" .) | safeHTMLAttr }}
+              {{- end -}}
+            >
+              {{- .Text -}}
+            </th>
+          {{- end }}
+        </tr>
+      {{- end }}
+    </thead>
+    <tbody>
+      {{- range .TBody }}
+        <tr>
+          {{- range . }}
+            <td
+              class="p-2"
+              {{- with .Alignment }}
+                {{- printf " style=%q" (printf "text-align: %s" .) | safeHTMLAttr }}
+              {{- end -}}
+            >
+              {{- .Text -}}
+            </td>
+          {{- end }}
+        </tr>
+      {{- end }}
+    </tbody>
+  </table>
+</div>