Add alt text to post images

layouts/partials/micropanel.html

@@ -1,7 +1,8 @@
 
 <div class="project-item">
 	{{- $images := default (slice "/imgs/no-image-new.webp" "/imgs/no-image-new.png") .Params.Images }}
-	<img srcset="{{ delimit $images ", " }}" src="{{ index (last 1 $images) 0 }}" alt="No Image" />
+	{{- $altText := default "No alt text" .Params.ImageAltText }}
+	<img srcset="{{ delimit $images ", " }}" src="{{ index (last 1 $images) 0 }}" alt="{{ $altText }}" />
 	<div class="project-body">
 		<div class="project-title">
 			<a href="{{ .Permalink }}">{{ .Title }}</a>