fix: mobile chat in new layout

hermes_cli/main.py

@@ -6715,9 +6715,15 @@ def cmd_dashboard(args):
     try:
         import fastapi  # noqa: F401
         import uvicorn  # noqa: F401
-    except ImportError:
-        print("Web UI dependencies not installed.")
-        print(f"Install them with:  {sys.executable} -m pip install 'fastapi' 'uvicorn[standard]'")
+    except ImportError as e:
+        print("Web UI dependencies not installed (need fastapi + uvicorn).")
+        print(
+            f"Re-install the package into this interpreter so metadata updates apply:\n"
+            f"  cd {PROJECT_ROOT}\n"
+            f"  {sys.executable} -m pip install -e .\n"
+            "If `pip` is missing in this venv, use:  uv pip install -e ."
+        )
+        print(f"Import error: {e}")
         sys.exit(1)
 
     if "HERMES_WEB_DIST" not in os.environ:
@@ -6726,11 +6732,13 @@ def cmd_dashboard(args):
 
     from hermes_cli.web_server import start_server
 
+    embedded_chat = args.tui or os.environ.get("HERMES_DASHBOARD_TUI") == "1"
     start_server(
         host=args.host,
         port=args.port,
         open_browser=not args.no_open,
         allow_public=getattr(args, "insecure", False),
+        embedded_chat=embedded_chat,
     )
 
 
@@ -8916,6 +8924,14 @@ Examples:
         action="store_true",
         help="Allow binding to non-localhost (DANGEROUS: exposes API keys on the network)",
     )
+    dashboard_parser.add_argument(
+        "--tui",
+        action="store_true",
+        help=(
+            "Expose the in-browser Chat tab (embedded `hermes --tui` via PTY/WebSocket). "
+            "Alternatively set HERMES_DASHBOARD_TUI=1."
+        ),
+    )
     dashboard_parser.set_defaults(func=cmd_dashboard)
 
     # =========================================================================