Enhance ROS2 repository setup by improving key handling and updating installation commands

cobot/commands/local_setup.py

@@ -80,25 +80,28 @@ def _setup_locale(write: Write) -> None:
 
 def _add_ros2_repo(write: Write) -> None:
     write("[cyan][*][/cyan] Adding ROS2 apt repository...")
-    _run_quiet(["sudo", "apt-get", "update", "-qq"])
+
+    # Best-effort update before installing prereqs (ignore errors from broken repos)
+    subprocess.run(["sudo", "apt-get", "update", "-qq"], capture_output=True)
+
     _run_logged(
         ["sudo", "apt-get", "install", "-y", "--no-install-recommends",
-         "software-properties-common", "curl"],
+         "software-properties-common", "curl", "gnupg"],
         write, _APT_ENV,
     )
     _run_quiet(["sudo", "add-apt-repository", "-y", "universe"])
 
-    if not _ROS_KEYRING.exists():
+    # Always re-download and dearmor the key to fix any previous bad install
     write("[cyan][*][/cyan] Downloading ROS2 signing key...")
-        with tempfile.NamedTemporaryFile(delete=False, suffix=".gpg") as tmp:
+    with tempfile.NamedTemporaryFile(delete=False, suffix=".key") as tmp:
         tmp_path = tmp.name
     try:
         urllib.request.urlretrieve(_ROS_KEY_URL, tmp_path)
-            _run_quiet(["sudo", "cp", tmp_path, str(_ROS_KEYRING)])
+        _run_quiet(["sudo", "gpg", "--dearmor", "--yes", "-o", str(_ROS_KEYRING), tmp_path])
     finally:
         os.unlink(tmp_path)
+    write("[green][ok][/green] Signing key installed")
 
-    if not _ROS_SOURCES.exists():
     arch = subprocess.check_output(["dpkg", "--print-architecture"], text=True).strip()
     codename = subprocess.check_output(
         ["bash", "-c", ". /etc/os-release && echo $UBUNTU_CODENAME"], text=True
@@ -114,18 +117,19 @@ def _add_ros2_repo(write: Write) -> None:
     if proc.returncode != 0:
         raise RuntimeError(f"Failed to write {_ROS_SOURCES}")
 
-    _run_quiet(["sudo", "apt-get", "update", "-qq"])
+    write("[cyan][*][/cyan] Updating apt cache...")
+    _run_logged(["sudo", "apt-get", "update", "-q"], write, _APT_ENV)
     write("[green][ok][/green] ROS2 repository ready")
 
 
 def _install_ros2_jazzy(write: Write) -> None:
-    write("[cyan][*][/cyan] Installing ros-jazzy-ros-base and ros-dev-tools...")
+    write("[cyan][*][/cyan] Installing ros-jazzy-desktop and ros-dev-tools...")
     _run_logged(
-        ["sudo", "apt-get", "install", "-y", "--no-install-recommends",
-         "ros-jazzy-ros-base", "ros-dev-tools"],
+        ["sudo", "apt-get", "install", "-y",
+         "ros-jazzy-desktop", "ros-dev-tools"],
         write, _APT_ENV,
     )
-    write("[green][ok][/green] ROS2 Jazzy installed")
+    write("[green][ok][/green] ROS2 Jazzy Desktop installed")
 
 
 def _install_colcon(write: Write) -> None: