add multi_apps; update chrome utilities

desktop_env/server/main.py

@@ -61,6 +61,18 @@ def execute_command():
         }), 500
 
 
+def _get_machine_architecture() -> str:
+    """ Get the machine architecture, e.g., x86_64, arm64, aarch64, i386, etc.
+    """
+    architecture = platform.machine().lower()
+    if architecture in ['amd32', 'amd64', 'x86', 'x86_64', 'x86-64', 'x64', 'i386', 'i686']:
+        return 'amd'
+    elif architecture in ['arm64', 'aarch64', 'aarch32']:
+        return 'arm'
+    else:
+        return 'unknown'
+
+
 @app.route('/setup/launch', methods=["POST"])
 def launch_app():
     data = request.json
@@ -71,6 +83,9 @@ def launch_app():
         command = shlex.split(command)
 
     try:
+        if 'google-chrome' in command and _get_machine_architecture() == 'arm':
+            index = command.index('google-chrome')
+            command[index] = 'chromium-browser' # arm64 chrome is not available yet, can only use chromium
         subprocess.Popen(command, shell=shell)
         return "{:} launched successfully".format(command if shell else " ".join(command))
     except Exception as e:
@@ -287,6 +302,11 @@ def _create_atspi_node(node: Accessible) -> _Element:
     )
     if "text" in locals() and len(text) > 0:
         xml_node.text = text
+    
+    # HACK: libreoffice has a problem -> billions of children for parent with RoleName "document spreadsheet"
+    if node.getRoleName() == "document spreadsheet":
+        return xml_node
+
     for ch in node:
         xml_node.append(_create_atspi_node(ch))
     return xml_node