Fix docker to use Python 3.12

Kudos to mkorpela for fix

docker/Dockerfile.latest_release

@@ -1,26 +1,57 @@
-FROM mcr.microsoft.com/playwright:v1.47.0-focal
+FROM mcr.microsoft.com/playwright:v1.48.0-focal
 
-# Add pip
+# Install Python 3.12 and set it up
 USER root
 RUN apt-get update
 USER root
-RUN apt-get install -y python3 python3-pip
+RUN apt-get install -y software-properties-common
 USER root
-RUN pip3 install --no-cache-dir --upgrade pip wheel
+RUN add-apt-repository ppa:deadsnakes/ppa
 USER root
-RUN rm -rf /var/lib/apt/lists/*
+RUN apt-get update
+USER root
+RUN apt-get install -y python3.12
+USER root
+RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.12 1 && \
+        update-alternatives --set python3 /usr/bin/python3.12
+
+        # Install pip for Python 3.12
+USER root
+RUN curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && \
+    python3 get-pip.py && \
+    rm get-pip.py
+
+# Upgrade pip and install wheel
+USER root
+RUN pip3 install --no-cache-dir --upgrade pip wheel && \
+    pip3 --version && \
+    python3 --version
+
+# Clean up
+USER root
+RUN apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
 
+# Set environment variables
 ENV PATH="/home/pwuser/.local/bin:${PATH}"
 ENV NODE_PATH=/usr/lib/node_modules
-# What were these used for previously
-# RUN mv /root/.cache/ /home/pwuser/.cache
-# RUN chmod a+rwx -R /home/pwuser/.cache
 
+# Cache operations
+USER root
+RUN mv /root/.cache/ /home/pwuser/.cache || true
+RUN chmod a+rwx -R /home/pwuser/.cache || true
+
+# Switch to pwuser for the remaining operations
 USER pwuser
-RUN pip3 install --no-cache-dir --upgrade pip wheel
-USER pwuser
-RUN  pip3 --version
-USER pwuser
-RUN  pip3 install --no-cache-dir --user --upgrade robotframework robotframework-browser==18.9.0
-USER pwuser
-RUN python3 -m Browser.entry init
+
+# Upgrade pip and wheel for the user
+RUN pip3 install --no-cache-dir --user --upgrade pip wheel
+
+# Print pip version
+RUN pip3 --version
+
+# Install RobotFramework and Browser library
+RUN pip3 install --no-cache-dir --user --upgrade robotframework robotframework-browser==18.9.0
+
+# Initialize Browser library
+RUN python3 -m Browser.entry init