diff --git a/co/nn/connection_pool b/co/nn/connection_pool
new file mode 100644
index 0000000..08a9b30
--- /dev/null
+++ b/co/nn/connection_pool
@@ -0,0 +1 @@
+{"name":"connection_pool","vers":"0.1.0","deps":[{"name":"diesel","req":"^2.2","features":["mysql"],"optional":false,"default_features":true,"target":null,"kind":"normal","registry":"https://github.com/rust-lang/crates.io-index","package":null},{"name":"log","req":"^0.4","features":[],"optional":false,"default_features":true,"target":null,"kind":"normal","registry":"https://github.com/rust-lang/crates.io-index","package":null},{"name":"tokio","req":"^1","features":["sync"],"optional":false,"default_features":true,"target":null,"kind":"normal","registry":"https://github.com/rust-lang/crates.io-index","package":null}],"cksum":"be2e849186e2f8dce1348b5df545c84b651365f9bf8c644a0ad5bf9ea5e37a3e","features":{},"yanked":false}