pages: add last changed

.github/workflows/pages.yml

@@ -22,11 +22,15 @@ jobs:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
       - name: Setup mdBook
         uses: peaceiris/actions-mdbook@v1
         with:
           mdbook-version: "latest"
-      - run: mdbook build
+      - run: |
+          cargo install mdbook-last-changed
+          mdbook build
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v2
         with:

book.toml

@@ -9,4 +9,9 @@ title = "Zig cookbook"
 git-repository-url = "https://github.com/zigcc/zig-cookbook"
 edit-url-template = "https://github.com/zigcc/zig-cookbook/edit/main/{path}"
 additional-js = ["static/zig-hl.js"]
+additional-css = ["static/last-changed.css"]
 site-url = "zig-cookbook"
+
+[preprocessor.last-changed]
+command = "mdbook-last-changed"
+renderer = ["html"]

static/last-changed.css

@@ -0,0 +1,6 @@
+footer {
+  font-size: 0.8em;
+  text-align: center;
+  border-top: 1px solid black;
+  padding: 5px 0;
+}