remove mention of uv_bin and .cargo

Dockerfile.agnos

@@ -125,7 +125,6 @@ COPY --from=agnos-compiler-ffmpeg /tmp/ffmpeg.deb /tmp/ffmpeg.deb
 RUN cd /tmp && apt-get -o Dpkg::Options::="--force-overwrite" install -yq ./ffmpeg.deb
 
 ARG XDG_DATA_HOME="/usr/local"
-ARG PATH="$XDG_DATA_HOME/.cargo/bin:$PATH"
 
 # Install openpilot python packages
 COPY ./userspace/uv /tmp/agnos/uv

userspace/openpilot_python_dependencies.sh

@@ -2,36 +2,11 @@
 
 echo "installing uv..."
 
-export XDG_DATA_HOME="/usr/local"
-UV_BIN="$HOME/.local/bin"
-PATH="$UV_BIN:$PATH"
+export XDG_DATA_HOME="/usr/local" # uv is installed in $XDG_DATA_HOME/../bin since 0.5.0
 
 curl -LsSf https://astral.sh/uv/install.sh | sh
 
-# Create and activate virtual environment with specific Python version
-PYTHON_VERSION="3.12"
-uv venv $XDG_DATA_HOME/venv --seed --python-preference only-managed --python=$PYTHON_VERSION
-
-# Ensure the virtual environment is activated
-. $XDG_DATA_HOME/venv/bin/activate
-
-# Verify Python version and create pkg-config directory if needed
-python_path=$(python -c "import sys; print(sys.prefix)")
-mkdir -p "${python_path}/lib/pkgconfig"
+PYTHON_VERSION="3.12.3"
 
-# Create the necessary pkg-config files
-cat > "${python_path}/lib/pkgconfig/python-${PYTHON_VERSION}.pc" << EOF
-prefix=${python_path}
-exec_prefix=\${prefix}
-libdir=\${exec_prefix}/lib
-includedir=\${prefix}/include
-
-Name: Python
-Description: Python library
-Version: ${PYTHON_VERSION}
-Libs: -L\${libdir} -lpython${PYTHON_VERSION}
-Cflags: -I\${includedir}/python${PYTHON_VERSION}
-EOF
-
-# Create embed version as well
-cp "${python_path}/lib/pkgconfig/python-${PYTHON_VERSION}.pc" "${python_path}/lib/pkgconfig/python-${PYTHON_VERSION}-embed.pc"
+# uv requires virtual env either managed or system before installing dependencies
+uv venv $XDG_DATA_HOME/venv --seed --python-preference only-managed --python=$PYTHON_VERSION