build: init py3 in base image.

Author: liqiang-fit2cloud

installer/Dockerfile

@@ -18,6 +18,7 @@ COPY --chmod=700 . /opt/maxkb-app
 WORKDIR /opt/maxkb-app
 RUN rm -rf /opt/maxkb-app/ui && \
     pip install uv --break-system-packages && \
+    . /opt/py3/bin/activate && \
     uv pip install -r pyproject.toml && \
     find /opt/maxkb-app  -depth \( -name ".git*" -o -name ".docker*" -o -name ".idea*" -o -name ".editorconfig*" -o -name ".prettierrc*" -o -name "README.md" -o -name "poetry.lock" -o -name "pyproject.toml"  \) -exec rm -rf {} + && \
     export MAXKB_CONFIG_TYPE=ENV && python3 /opt/maxkb-app/apps/manage.py compilemessages && \

installer/Dockerfile-base

@@ -1,8 +1,6 @@
 FROM python:3.11-slim-trixie AS python-stage
-RUN mkdir -p /opt/maxkb-app && \
-    cd /opt/maxkb-app && \
-    python3 -m venv /opt/py3 && \
-    . /opt/py3/bin/activate
+RUN python3 -m venv /opt/py3
+
 
 FROM ghcr.io/1panel-dev/maxkb-vector-model:v2.0.2 AS vector-model