add

_config.yml

@@ -254,6 +254,23 @@ compress_html:
     envs: development
 
 
+# # Defaults
+# defaults:
+#   # _posts
+#   - scope:
+#       path: ""
+#       type: posts
+#     values:
+#       layout: single
+#       author_profile: true
+#       read_time: true
+#       comments:  true
+#       share: true
+#       related: true
+#       show_date: true
+#       sidebar:
+#         nav: "main"
+
 # Defaults
 defaults:
   # _posts
@@ -263,20 +280,22 @@ defaults:
     values:
       layout: single
       author_profile: true
-      read_time: true
-      comments:  true
-      share: true
-      related: true
+      read_time: #true
       show_date: true
+      comments: true
+      # share: true
+      related: true
+      sidebar:
+        nav: "categories"
 
 date_format: "%Y-%m-%d"
 
-sidebar-category:
-  - title: "카테고리"
-    children:
-      - title: "블로그"
-        url: "/blog"
-      - title: "카테고리B"
-        url:  "/CategoryB"
-      - title: "카테고리C"
-        url:  "/CategoryC"
+# sidebar-category:
+#   - title: "카테고리"
+#     children:
+#       - title: "블로그"
+#         url: "/blog"
+#       - title: "카테고리B"
+#         url:  "/CategoryB"
+#       - title: "카테고리C"
+#         url:  "/CategoryC"

_data/navigation.yml

@@ -1,10 +1,33 @@
 # main links
-main:
-  - title: "About"
-    url: https://mmistakes.github.io/minimal-mistakes/about/
-  - title: "Sample Posts"
-    url: /year-archive/
-  - title: "Sample Collections"
-    url: /collection-archive/
-  - title: "Sitemap"
-    url: /sitemap/
+# main:
+#   - title: "About"
+#     url: https://mmistakes.github.io/minimal-mistakes/about/
+#   - title: "Sample Posts"
+#     url: /year-archive/
+#   - title: "Sample Collections"
+#     url: /collection-archive/
+#   - title: "Sitemap"
+#     url: /sitemap/
+categories:
+  - title: "Title1"
+    children:
+      - title: "Categories1"
+        url: /categories/categories1/
+      - title: "Categories2"
+        url: /categories/categories2/
+      - title: "Categories3"
+        url: /categories/categories3/
+      - title: "Categories4"
+        url: /categories/categories4/
+
+  - title: "Title2"
+    children:
+      - title: "Categories5"
+        url: /categories/categories5/
+      - title: "Categories6"
+        url: /categories/categories6/
+
+  - title: "Title3"
+    children:
+      - title: "Categories7"
+        url: /categories/categories7/