build: upgrade Python to 3.11 and distroless to debian12 for security and performance

Author: rozen03

Dockerfile

@@ -1,5 +1,5 @@
 
-FROM python:3.9-slim as builder
+FROM python:3.11-slim as builder
 
 RUN pip install uv
 
@@ -16,13 +16,11 @@ COPY requirements.txt .
 RUN uv pip install -r requirements.txt
 
 
-FROM gcr.io/distroless/python3-debian11
-
+FROM gcr.io/distroless/python3-debian12
 
 WORKDIR /app
 
-
-COPY --from=builder /usr/local/lib/python3.9/site-packages /app/packages
+COPY --from=builder /usr/local/lib/python3.11/site-packages /app/packages
 
 
 COPY . .