Refactor start script and Dockerfile, switch to bash entrypoint

Dockerfile

@@ -1,15 +1,9 @@
 FROM python:3.10
 
-RUN pip install poetry
-
-WORKDIR /app 
-
-COPY . .
+COPY . /app
 
 RUN pip install -r requirements.txt
 
 WORKDIR /app/litellm/proxy 
 
-RUN python proxy_cli.py --config -f /app/secrets_template.toml
-
-RUN python proxy_cli.py
+ENTRYPOINT [ "/bin/bash", "/app/litellm/proxy/start.sh" ]

litellm/proxy/start.sh

@@ -1,2 +1,3 @@
-python3 proxy_cli.py --config -f ../../secrets_template.toml & 
+#!/bin/bash
+python3 proxy_cli.py --config -f ../../secrets_template.toml
 python3 proxy_cli.py