diff --git a/docs/docs/changelog/index.md b/docs/docs/changelog/index.md
index 50e7928..e69de29 100644
--- a/docs/docs/changelog/index.md
+++ b/docs/docs/changelog/index.md
@@ -1,43 +0,0 @@
-::gantt::
-
-- title: Definition Phase
-  activities:
-  - title: Creative Brief
-    start: 2022-03-03
-    lasts: 1 day
-  - title: Graphic Design Research
-    start: 2022-03-02
-    end: 2022-03-10
-    lasts: 2 weeks
-  - title: Brainstorming / Mood Boarding
-    start: 2022-03-11
-    end: 2022-03-20
-
-- title: Creation Phase
-  activities:
-  - title: Sketching
-    start: 2022-03-21
-    end: 2022-04-01
-  - title: Design Building
-    start: 2022-04-02
-    end: 2022-04-20
-  - title: Refining
-    start: 2022-04-21
-    end: 2022-04-30
-
-- title: Feedback Phase
-  activities:
-  - title: Presenting
-    start: 2022-04-22
-    end: 2022-05-01
-  - title: Revisions
-    start: 2022-05-02
-    end: 2022-05-10
-
-- title: Delivery Phase
-  activities:
-  - title: Final delivery
-    start: 2022-05-11
-    end: 2022-05-12
-
-::/gantt::
diff --git a/docs/docs/index.md b/docs/docs/index.md
index e3ade6a..e07e102 100644
--- a/docs/docs/index.md
+++ b/docs/docs/index.md
@@ -1,3 +1,11 @@
+---
+hide:
+ - path
+ - navigation
+---
+
+
+
 Psi CLI 语言
 ========================
 
@@ -23,6 +31,9 @@ Features
 
 - `Documentation Module`_: This module uses reStructuredText and Sphinx to build the documentation, providing API interface descriptions and usage examples.
 
+<!-- <object data="/res/main.pdf" type="application/pdf" style="width: 40%; height: 200px">
+    <embed src="/res/main.pdf" type="application/pdf" style="width: 40%; height: 40%;"/>
+</object> -->
 
 Getting Started
 ---------------
diff --git a/docs/docs/res/main.pdf b/docs/docs/res/main.pdf
new file mode 100644
index 0000000..4ec4dd7
Binary files /dev/null and b/docs/docs/res/main.pdf differ
diff --git a/docs/docs/showcase/index.md b/docs/docs/showcase/index.md
new file mode 100644
index 0000000..f58ab2f
--- /dev/null
+++ b/docs/docs/showcase/index.md
@@ -0,0 +1,24 @@
+---
+hide:
+ - navigation
+ - toc
+ - path
+---
+
+::gantt::
+
+- title: Definition Phase
+  activities:
+  - title: Creative Brief
+    start: 2023-07-21
+    end: 2023-08-21
+    lasts: 1 months
+  - title: Graphic Design Research
+    start: 2023-08-22
+    end: 2023-08-30
+    lasts: 2 weeks
+  - title: Brainstorming / Mood Boarding
+    start: 2023-08-31
+    end: 2023-12-20
+
+::/gantt::