Added Masthead, CMDPalette and PostHeader Components

src/content/crucible/elements/entities/index.mdoc

@@ -0,0 +1,23 @@
+---
+title: Entities
+summary: Exploring the Aspect »Entities« in the Alchemical Materialism framework
+cover:
+  showInHeader: false
+publishDate: 2026-02-25T21:42:00.000Z
+status: published
+isFeatured: false
+parent: elements
+tags: []
+relatedArticles: []
+seo:
+  noIndex: false
+category: aspect
+symbol:
+  discriminant: font
+  value:
+    family: Unigrim Dee
+    character: O
+---
+- **Metal =>** Silver
+- **Planet =>** Moon
+- Living beings; flesh, beasts, plants, spirits