Update Dockerfile

Dockerfile

@@ -4,8 +4,17 @@ FROM ghcr.io/yufeikang/raycast_api_proxy:main AS builder
 # run stage
 FROM caddy:alpine AS runner
 
-RUN apk add --no-cache python3 py3-pip && \
-    pip3 install grpcio
+# Install python3 and pip
+RUN apk add --no-cache python3 py3-pip
+
+# Create a virtual environment
+RUN python3 -m venv /venv
+
+# Activate the virtual environment and install grpcio
+RUN /venv/bin/pip install grpcio
+
+# Set the virtual environment as the default Python environment
+ENV PATH="/venv/bin:$PATH"
     
 # retrieve packages from build stage
 ENV PYTHONPATH=/project/pkgs