another try at action

.github/workflows/build.yml

@@ -10,8 +10,8 @@ jobs:
             - uses: actions/checkout@v2
             - name: build docker container
               run: docker buildx build -t local .
-            - name: rosdep init and update
-              run: docker run local apt update && rosdep init && rosdep update
+            # - name: rosdep init and update
+            #   run: docker run local apt update && rosdep init && rosdep update
             - name: rosdep install
               run: docker run local rosdep install --from-paths src -y --ignore-src --rosdistro humble
             - name: colcon build

Dockerfile

@@ -1,6 +1,6 @@
 # This is an auto generated Dockerfile for ros:ros-base
 # generated from docker_images_ros2/create_ros_image.Dockerfile.em
-FROM ros:humble-ros-core-jammy
+FROM ros:humble-ros-base-jammy
 
 # install bootstrap tools
 RUN apt-get update && apt-get install --no-install-recommends -y \
@@ -26,8 +26,7 @@ RUN colcon mixin add default \
 
 # install ros2 packages
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    ros-humble-ros-base=0.10.0-1* \
-    && rm -rf /var/lib/apt/lists/*
+    ros-humble-ros-base=0.10.0-1*
 
 COPY src /workspace/src