Update

layouts/shortcodes/actu.html

@@ -0,0 +1,23 @@
+<div class="news">
+  {{ with .Site.GetPage "/actu" }}
+    {{ $actu := . }}
+    {{ range .Resources.ByType "page" }}
+      {{ if or (not .Params.draft) (eq .Hugo.Environment "development") }}
+        <article class="card">
+          <div class="card-image">
+            {{ $src := $actu.Resources.GetMatch (printf "*%s/%s*" (path.Base .File.Dir) (.Params.Image)) }}
+            {{ if $src }}
+              {{ $image := $src.Fill "432x300" }}
+              <img src="{{ $image.RelPermalink }}" />
+            {{ end }}
+          </div>
+          <div class="card-body">
+            <h3>{{ .Title }}</h3>
+            <time datetime="{{ .Date.Format "2006-01-02" }}">{{ .Date.Day }} {{ index $.Site.Data.mois (printf "%d" .Date.Month) }} {{ .Date.Year }}</time>
+            {{ .Content }}
+          </div>
+        </article>
+      {{ end }}
+    {{ end }}
+  {{ end }}
+</div>

layouts/shortcodes/cell.html

@@ -0,0 +1,10 @@
+{{ $class := .Get "class" }}
+{{ $body := .Get "text" | default .Inner }}
+{{ $markdown := .Get "markdown" | default false }}
+<div class="cell{{ with $class }} {{ . }}{{ end }}">
+  {{ if $markdown }}
+    {{ $.Page.RenderString .Inner }}
+  {{ else }}
+    {{ .Inner }}
+  {{ end }}
+</div>

layouts/shortcodes/grid.html

@@ -0,0 +1,3 @@
+{{ $class := .Get "class" }}
+{{ $body := .Get "text" | default .Inner }}
+<div class="grid{{ with $class }} {{ . }}{{ end }}">{{ $body }}</div>

layouts/shortcodes/image.html

@@ -0,0 +1 @@
+{{ partial "image.html" . }}