build: merge docker run instructions

Dockerfile

@@ -29,20 +29,18 @@ RUN \
         bison \
         flex
 
-# install UV and create .venv
-RUN curl -LsSf https://astral.sh/uv/$(cat ./requirement-uv.txt | awk -F'==' '{print $2}' | tr -d ' \n')/install.sh | sh && \
-    . $HOME/.local/bin/env && \
-    uv sync --frozen --no-install-project
-
-# install shared tools from tools.json;
+# install UV, .venv and shared tools;
 #
-# The idea here is that we pre-pack all the tools into the Docker/Podman image that can be used for any device:
+# The main idea here is that we pre-pack all the tools into the Docker/Podman image that can be used for any device:
 # (toolchains, binutils -- everything except device-specific kernel source);
 # 
 # This significantly reduces the total build time, as each time we make a build call for a device,
 # only device-specific kernel source is being downloaded into the container.
 #
-RUN uv run ${WDIR}/builder/utils/bridge.py --shared
+RUN curl -LsSf https://astral.sh/uv/$(cat ./requirement-uv.txt | awk -F'==' '{print $2}' | tr -d ' \n')/install.sh | sh && \
+    . $HOME/.local/bin/env && \
+    uv sync --frozen --no-install-project && \
+    uv run ${WDIR}/builder/utils/bridge.py --shared
 
 # activate .venv
 CMD [ "source", ".venv/bin/activate" ]