adding support for mkdocs-material hosting/docs generation

mkdocs.yml

@@ -0,0 +1,24 @@
+site_name: How To Cook
+use_directory_urls: true
+docs_dir: .
+theme:
+  name: material
+  language: zh
+  features:
+    - navigation.instant
+  palette:
+    - media: "(prefers-color-scheme: light)" 
+      scheme: default
+      primary: grey
+      toggle:
+        icon: material/weather-sunny
+        name: Switch to dark mode
+    - media: "(prefers-color-scheme: dark)" 
+      scheme: slate 
+      toggle:
+        icon: material/weather-night
+        name: Switch to light mode
+
+plugins:
+  - same-dir
+  - search