chore: import upstream snapshot with attribution

autoagent/workflows/__init__.py

@@ -0,0 +1,39 @@
+import os
+import importlib
+from autoagent.registry import registry
+
+def import_workflows_recursively(base_dir: str, base_package: str):
+    """Recursively import all workflows in .py files
+    
+    Args:
+        base_dir: the root directory to start searching
+        base_package: the base name of the Python package
+    """
+    for root, dirs, files in os.walk(base_dir):
+        # get the relative path to the base directory
+        rel_path = os.path.relpath(root, base_dir)
+        
+        for file in files:
+            if file.endswith('.py') and not file.startswith('__'):
+                # build the module path
+                if rel_path == '.':
+                    # in the root directory
+                    module_path = f"{base_package}.{file[:-3]}"
+                else:
+                    # in the subdirectory
+                    package_path = rel_path.replace(os.path.sep, '.')
+                    module_path = f"{base_package}.{package_path}.{file[:-3]}"
+                
+                try:
+                    importlib.import_module(module_path)
+                except Exception as e:
+                    print(f"Warning: Failed to import {module_path}: {e}")
+
+# get the current directory and import all tools
+current_dir = os.path.dirname(__file__)
+import_workflows_recursively(current_dir, 'autoagent.workflows')
+
+# export all tool creation functions
+globals().update(registry.workflows)
+
+__all__ = list(registry.workflows.keys())