Update contents

_data/navigation.yml

@@ -1,9 +1,9 @@
 main:
-  - title: "Posts"
-    url: /posts/
-  - title: "Categories"
-    url: /categories/
-  - title: "Tags"
-    url: /tags/
-  - title: "About"
-    url: /about/
+  - title: "Brainux について"
+    url: /about/
+  - title: "Wiki"
+    url: https://github.com/brain-hackers/README/wiki
+  - title: "GitHub"
+    url: https://github.com/brain-hackers/README
+  - title: "寄付"
+    url: https://github.com/sponsors/puhitaku