diff --git a/.github/workflows/publish-pages.yml b/.github/workflows/publish-pages.yml
index 1c865b4..d6e0251 100644
--- a/.github/workflows/publish-pages.yml
+++ b/.github/workflows/publish-pages.yml
@@ -3,7 +3,7 @@ name: Publish demo on GitHub Pages
 on:
   push:
     branches:
-      - linkita
+      - demo
 
 jobs:
   build:
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..f27b4bd
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "themes/linkita"]
+	path = themes/linkita
+	url = https://codeberg.org/salif/linkita.git
diff --git a/themes/linkita b/themes/linkita
new file mode 160000
index 0000000..348e0a6
--- /dev/null
+++ b/themes/linkita
@@ -0,0 +1 @@
+Subproject commit 348e0a60360c14b9fe22a4831e0ce4d6e7bf528b