diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index c5f871e..1ddae39 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -5,7 +5,7 @@ on:
     branches:
       - main
 jobs:
-  jupyenv:
+  Jupyenv:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -22,7 +22,7 @@ jobs:
         run: |
           nix develop ./nix/std -c just jupyterlab example build
 
-  quarto:
+  Quarto:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
@@ -45,7 +45,7 @@ jobs:
           branch: github-page
           folder: ./notebook/publish
 
-  oci:
+  OCI:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
diff --git a/nix/std/cells/repo/containers.nix b/nix/std/cells/repo/containers.nix
index c411bc1..3f3232f 100644
--- a/nix/std/cells/repo/containers.nix
+++ b/nix/std/cells/repo/containers.nix
@@ -11,7 +11,7 @@ let
 in
 {
   dev = std.lib.ops.mkDevOCI {
-    name = "ghcr.io/hardendlinux/AISecurity-Research-Template";
+    name = "ghcr.io/hardenedlinux/AISecurity-Research-Template";
     tag = "latest";
     devshell = inputs.cells.repo.shells.default;
     preLoadStorePaths = [ ] ++ inputsPaths;
diff --git a/notebook/_quarto.yml b/notebook/_quarto.yml
index 4997b8b..694f21e 100644
--- a/notebook/_quarto.yml
+++ b/notebook/_quarto.yml
@@ -7,6 +7,17 @@ book:
   language: "en"
   author: "Guangtao Zhang"
   reader-mode: true
+  page-navigation: true
+  navbar:
+    collapse-below: lg
+    right:
+      - icon: github
+        href: https://github.com/hardenedlinux/AISecurity-Research-Template
+        aria-label: GitHub
+    left:
+      - text: "Overview"
+        href: index.qmd
+
   chapters:
     - index.qmd
 
@@ -16,6 +27,12 @@ book:
     - python.qmd
     - part: python-test.ipynb
 
+  # sidebar:
+    # tools:
+    #   - icon: github
+    #     href: https://github.com/hardenedlinux/AISecurity-Research-Template
+    #     text: AISecurity-Research-Template GitHub
+
 format:
   # gfm:
   #   keep-yaml: true
@@ -28,6 +45,7 @@ format:
 
   pdf:
     # documentclass: ctexbook
+    toc: true
     pdf-engine: tectonic
 
 execute:
diff --git a/notebook/index.qmd b/notebook/index.qmd
index e5f6940..4ca8065 100644
--- a/notebook/index.qmd
+++ b/notebook/index.qmd
@@ -1,5 +1,5 @@
 ---
-title: Getting Started
+title: Overview
 date: 2023-12-27
 ---