"feat: migrate back to mkdocs from zensical"

This reverts commit 02491b6950.

mkdocs.yml

@@ -0,0 +1,33 @@
+---
+# general
+site_name: "Siempie's Docs"
+site_url: "https://docs.simoncor.net"
+repo_url: "https://gitlab.simoncor.net/oci/docs-simoncor-net"
+
+# extensions
+markdown_extensions:
+  - "admonition"
+  - "codehilite"
+  - "footnotes"
+  - toc:
+      permalink: true
+      separator: "_"
+
+# theme
+theme:
+  name: "material"
+  features:
+    - "content.code.copy"
+    - "navigation.top"
+    - "navigation.tracking"
+  palette:
+    - media: "(prefers-color-scheme: light)"
+      scheme: "default"
+      toggle:
+        icon: "material/brightness-7"
+        name: "Switch to dark mode"
+    - media: "(prefers-color-scheme: dark)"
+      scheme: "slate"
+      toggle:
+        icon: "material/brightness-4"
+        name: "Switch to light mode"