2 files changed, 3 insertions, 0 deletions
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..0de780d
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "data"]
+	path = data
+	url = git@git.adbjesus.com:aoc2025data
diff --git a/data b/data
new file mode 160000
+Subproject f9ee29e51dec4c486cf71a30c8a630e45e8490d