From 04caf07dee2e2843ab720e5b8f0c0e83d0b86a3e Mon Sep 17 00:00:00 2001
From: William FH <13333726+hinthornw@users.noreply.github.com>
Date: Mon, 8 Jan 2024 17:09:21 -0800
Subject: [PATCH] Make packages optional (#15727)

So we don't have to instruct people to modify the Dockerfile every time
they delete the packages directory.


See:
https://stackoverflow.com/questions/70096208/dockerfile-copy-folder-if-it-exists-conditional-copy/70096420#70096420

Tested on a new repo
---
 libs/cli/langchain_cli/project_template/Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/cli/langchain_cli/project_template/Dockerfile b/libs/cli/langchain_cli/project_template/Dockerfile
index a129cd0b50a..bbdeea13b65 100644
--- a/libs/cli/langchain_cli/project_template/Dockerfile
+++ b/libs/cli/langchain_cli/project_template/Dockerfile
@@ -8,7 +8,7 @@ WORKDIR /code
 
 COPY ./pyproject.toml ./README.md ./poetry.lock* ./
 
-COPY ./packages ./packages
+COPY ./package[s] ./packages
 
 RUN poetry install  --no-interaction --no-ansi --no-root