Fix location of entrypoint scripts

tasks.py

@@ -117,6 +117,14 @@ def check(c):
 
     manage(c, "check")
 
+@task
+def wait(c):
+    """
+    Wait until the database connection is ready
+    """
+
+    manage(c, "wait_for_db")
+
 @task
 def migrate(c):
     """