chore: import upstream snapshot with attribution

cypress/e2e/custom_data_layer/sql_alchemy.py

@@ -0,0 +1,38 @@
+import os
+from typing import Optional
+
+import chainlit as cl
+from chainlit.data.sql_alchemy import SQLAlchemyDataLayer
+from chainlit.data.storage_clients.azure import AzureStorageClient
+
+os.environ["CHAINLIT_AUTH_SECRET"] = "SUPER_SECRET"  # nosec B105
+
+storage_client = AzureStorageClient(
+    account_url="<your_account_url>", container="<your_container>"
+)
+
+
+@cl.data_layer
+def data_layer():
+    return SQLAlchemyDataLayer(
+        conninfo="<your conninfo>", storage_provider=storage_client
+    )
+
+
+@cl.on_chat_start
+async def main():
+    await cl.Message("Hello, send me a message!").send()
+
+
+@cl.on_message
+async def handle_message():
+    await cl.sleep(2)
+    await cl.Message("Ok!").send()
+
+
+@cl.password_auth_callback
+def auth_callback(username: str, password: str) -> Optional[cl.User]:
+    if (username, password) == ("admin", "admin"):
+        return cl.User(identifier="admin")
+    else:
+        return None