Name tmux containers by user and session

rvctl.py

@@ -3347,11 +3347,18 @@ def tmux_target_exists(session_name: str) -> bool:
     return result.returncode == 0
 
 
+def current_user_slug() -> str:
+    home_dir = Path(os.environ.get("HOME") or str(Path.home()))
+    return slug_value(os.environ.get("USER") or home_dir.name or f"uid{os.getuid()}", "user name")
+
+
 def build_container_command(
     config: WorkspaceConfig,
     selector: str,
     card_path: Path,
     instance: str,
+    session_name: str,
+    window_name: str,
 ) -> str:
     tool_root = config.tools_root
     compose_file = tool_root / "docker-compose.yml"
@@ -3363,10 +3370,16 @@ def build_container_command(
 
     home_dir = Path(os.environ.get("HOME") or str(Path.home()))
     card_path_text = str(card_path)
+    profile = "rv32i"
+    user_name = current_user_slug()
+    session_slug = slug_value(session_name, "tmux session name")
+    instance_name = slug_value(instance, "container instance")
+    container_name_parts = [user_name, session_slug, profile, instance_name]
+    container_name = "-".join(container_name_parts)
     env_parts = [
         f"WORKSPACE_ROOT={shlex.quote(str(config.workspace_root))}",
         f"RV_CARDS_ROOT={shlex.quote(str(config.series_root))}",
-        "RV_PROFILE=rv32i",
+        f"RV_PROFILE={profile}",
         f"RV_REPO={shlex.quote(card_path_text)}",
         f"RV_REPO_PATH={shlex.quote(str(card_path))}",
         f"RV_REPO_HOST={shlex.quote(str(card_path))}",
@@ -3381,6 +3394,8 @@ def build_container_command(
         str(compose_file),
         "run",
         "--rm",
+        "--name",
+        container_name,
         "--user",
         f"{os.getuid()}:{os.getgid()}",
         "--workdir",
@@ -3421,7 +3436,9 @@ def run_tmux_container(config: WorkspaceConfig, args: argparse.Namespace) -> Non
     selector = f"{series_name}/{card_name}"
     card_path = resolve_card_path(config, series_name, card_name)
 
-    session_name = args.session or config.defaults.get("tmux_session", "rv-workspace")
+    user_name = current_user_slug()
+    default_session_name = f"rv-{user_name}-{slug_value(selector.replace('/', '-'), 'card selector')}"
+    session_name = args.session or default_session_name
     window_name = args.window or config.defaults.get("tmux_window", "rv")
     instance = args.instance or config.defaults.get("instance", "shell")
 
@@ -3431,7 +3448,7 @@ def run_tmux_container(config: WorkspaceConfig, args: argparse.Namespace) -> Non
             "Use another --session name or remove the existing session first."
         )
 
-    shell_command = build_container_command(config, selector, card_path, instance)
+    shell_command = build_container_command(config, selector, card_path, instance, session_name, window_name)
     tmux_command = [
         "tmux",
         "new-session",