diff --git a/.agent b/.agent
new file mode 160000
index 0000000..0078659
--- /dev/null
+++ b/.agent
@@ -0,0 +1 @@
+Subproject commit 00786594882eb66e52b7002737a9b176edd03cea
diff --git a/.gitmodules b/.gitmodules
index 2786ed9..eee6854 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "themes/apollo"]
 	path = themes/apollo
 	url = https://github.com/not-matthias/apollo
+[submodule ".agent"]
+	path = .agent
+	url = https://github.com/nrdxp/predicate.git