PIPELINE: Prepend venv to PATH env

.docker/Dockerfile

 FROM debian:bookworm
 
-# change to bash default for gitlab runner
-RUN unlink /bin/sh
-RUN ln -s /bin/bash /bin/sh
-
 RUN apt-get update
 RUN apt-get install -y cmake
 RUN apt-get install -y lcov
@@ -13,11 +9,8 @@ RUN apt-get install -y python3-pip python3-venv
 RUN apt-get install -y git  
 RUN apt-get install -y curl zip unzip tar
 RUN apt-get install -y perl pkg-config
-
-
 RUN apt-get install -y  openjdk-17-jdk-headless
 
-
 WORKDIR /
 RUN python3 -m venv ./venv
 RUN . ./venv/bin/activate
@@ -27,9 +20,7 @@ COPY requirements.txt build-requirements.txt
 RUN ./venv/bin/pip install -r build-requirements.txt
 RUN ./venv/bin/conan profile detect
 
-# add venv with conan to .bashrc
-RUN echo "source /venv/bin/activate" >> /root/.bashrc
-
+ENV PATH=/venv/bin:$PATH
 
 COPY . /libcaosdb/
 WORKDIR /libcaosdb