pyPowerwall [0.8.3] Proxy Server [t53] testing

[jgleigh]

These aren't unique to 0.8.2, but thought you'd like to see them regardless with all the new error handling.

2024-04-12 22:01:05 04/12/2024 10:01:05 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:01:05 04/12/2024 10:01:05 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:01:06 04/12/2024 10:01:06 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:01:08 04/12/2024 10:01:08 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:01:08 04/12/2024 10:01:08 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:31:10 04/12/2024 10:31:10 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:31:10 04/12/2024 10:31:10 PM [proxy] [ERROR] Socket broken sending API response to client [doGET]: [Errno 32] Broken pipe
2024-04-12 22:31:11 ----------------------------------------
2024-04-12 22:31:11 Exception occurred during processing of request from ('172.18.0.6', 42768)
2024-04-12 22:31:11 Traceback (most recent call last):
2024-04-12 22:31:11   File "/usr/local/lib/python3.10/socketserver.py", line 683, in process_request_thread
2024-04-12 22:31:11     self.finish_request(request, client_address)
2024-04-12 22:31:11   File "/usr/local/lib/python3.10/socketserver.py", line 360, in finish_request
2024-04-12 22:31:11     self.RequestHandlerClass(request, client_address, self)
2024-04-12 22:31:11   File "/usr/local/lib/python3.10/socketserver.py", line 747, in __init__
2024-04-12 22:31:11     self.handle()
2024-04-12 22:31:11   File "/usr/local/lib/python3.10/http/server.py", line 433, in handle
2024-04-12 22:31:11     self.handle_one_request()
2024-04-12 22:31:11   File "/usr/local/lib/python3.10/http/server.py", line 421, in handle_one_request
2024-04-12 22:31:11     method()
2024-04-12 22:31:11   File "/app/server.py", line 321, in do_GET
2024-04-12 22:31:11     fcv["grid_status"] = pw.grid_status(type="numeric")
2024-04-12 22:31:11   File "/app/pypowerwall/__init__.py", line 616, in grid_status
2024-04-12 22:31:11     grid_status = payload['grid_status']
2024-04-12 22:31:11 TypeError: 'NoneType' object is not subscriptable
2024-04-12 22:31:11 ----------------------------------------