account: add group chats support

Related to https://github.com/status-im/status-bot/issues/8

bot/account.py

@@ -365,7 +365,15 @@ class Account:
             {"type": "contact", "id": contact["chat_id"], "name": contact["display_name"]}
             for contact in self.contacts.values()
         ]
-        return contacts + communities
+
+        # Group chats in RPC endpoint are chat type 3
+        data = self.__call_rpc("messaging", "activeChats")
+        group_chats = [
+            {"type": "group_chat", "id": active_chat["id"], "name": active_chat["name"]}
+            for active_chat in data.get("result", [])
+            if active_chat["chatType"] == 3
+        ]
+        return contacts + communities + group_chats
 
     def send_message(self, chat_id: str, message: str):
         """

bot/docs/account.md

@@ -496,12 +496,13 @@ for community in account.communities:
 Get all chats that the account can **send messages to**. This includes:
 - [`contacts`](./account.md#contacts) — direct messages with users
 - [`communities`](./account.md#communities) — community channels where the account has **posting permission**
+- Group chats that the account is in
 
 Returns `list[dict]` where each `dict` represents a chat that can be used with [`send_message`](./account.md#send_messagechat_id-message) and [`get_messages`](./account.md#get_messageschat_id-start_timestampnone-end_timestampnone).
 
 | Key | Type | Description |
 |----|----|-------------|
-| `type` | `str` | Type of chat (`contact` or `channel`). |
+| `type` | `str` | Type of chat (`contact`, `channel` or `group_chat`). |
 | `id` | `str` | Chat identifier used when sending messages. |
 | `name` | `str` | Either the display name of the user or the community channel name. |