diff --git a/cd/__init__.py b/cd/__init__.py
index e69de29..b8b46a5 100644
--- a/cd/__init__.py
+++ b/cd/__init__.py
@@ -0,0 +1,12 @@
+import os
+import sys
+
+
+def install_commands():
+    print(__file__)
+    os.link(f'/usr/local/bin/cd-list-environment', __file__)
+
+
+if __name__ == '__main__':
+    command, _ = sys.argv
+    print(f'command: {command}')
diff --git a/cd/__main__.py b/cd/__main__.py
index a840bb6..79f3d39 100644
--- a/cd/__main__.py
+++ b/cd/__main__.py
@@ -1 +1,5 @@
-print('TODO bootstrap')
+import cd
+
+
+if __name__ == '__main__':
+    cd.install_commands()