ci: Move folder creation and docker kill to Python script

The container_id is already known in the Python script, as well as the
folders to create, so just do it there.

ci/test/02_run_container.py

@@ -48,7 +48,15 @@ def main():
                 file.write(f"{k}={v}\n")
     run(["cat", env_file])
 
-    if not os.getenv("DANGER_RUN_CI_ON_HOST"):
+    if os.getenv("DANGER_RUN_CI_ON_HOST"):
+        print("Running on host system without docker wrapper")
+        print("Create missing folders")
+        for create_dir in [
+                os.environ["CCACHE_DIR"],
+                os.environ["PREVIOUS_RELEASES_DIR"],
+        ]:
+            Path(create_dir).mkdir(parents=True, exist_ok=True)
+    else:
         CI_IMAGE_LABEL = "bitcoin-ci-test"
 
         # Use buildx unconditionally
@@ -155,6 +163,9 @@ def main():
         os.environ["IN_GETOPT_BIN"] = f"{prefix}/bin/getopt"
 
     run(["./ci/test/02_run_container.sh"])  # run the remainder
+    if not os.getenv("DANGER_RUN_CI_ON_HOST"):
+        print("Stop and remove CI container by ID")
+        run(["docker", "container", "kill", container_id])
 
 
 if __name__ == "__main__":

ci/test/02_run_container.sh

@@ -10,11 +10,6 @@ set -o errexit -o pipefail -o xtrace
 
 if [ -z "$DANGER_RUN_CI_ON_HOST" ]; then
   export CI_EXEC_CMD_PREFIX="docker exec ${CI_CONTAINER_ID}"
-else
-  echo "Running on host system without docker wrapper"
-  echo "Create missing folders"
-  mkdir -p "${CCACHE_DIR}"
-  mkdir -p "${PREVIOUS_RELEASES_DIR}"
 fi
 
 CI_EXEC () {
@@ -26,8 +21,3 @@ export -f CI_EXEC
 CI_EXEC rsync --recursive --perms --stats --human-readable "${BASE_READ_ONLY_DIR}/" "${BASE_ROOT_DIR}" || echo "Nothing to copy from ${BASE_READ_ONLY_DIR}/"
 CI_EXEC "${BASE_ROOT_DIR}/ci/test/01_base_install.sh"
 CI_EXEC "${BASE_ROOT_DIR}/ci/test/03_test_script.sh"
-
-if [ -z "$DANGER_RUN_CI_ON_HOST" ]; then
-  echo "Stop and remove CI container by ID"
-  docker container kill "${CI_CONTAINER_ID}"
-fi