Adds account switching

README.org

@@ -63,6 +63,9 @@ Below are recipes for several popular Emacs package managers.
     ;; Optional: set a custom signal-cli address
     ;; (setq noise-signal-cli-address "http://localhost:8080")
 
+    ;; Required when signal-cli has multiple accounts registered:
+    ;; (setq noise-account "+15551234567")
+
     ;; Start Noise automatically
     (noise-mode 1))
 #+end_src
@@ -130,6 +133,14 @@ Once signal-cli is running and Noise is installed:
 
 - =M-x noise-mode= — toggle the Noise client (opens the chat list)
 - =M-x noise-check-connection= — test connectivity to signal-cli
+- =M-x noise-select-account= — pick which registered signal-cli account to use (sets =noise-account=)
+- =M-x noise-new-chat= — start a new conversation by searching contacts
+- =M-x noise-new-chat-sync-contacts= — re-sync contacts from signal-cli
+
+If signal-cli has more than one account registered, set =noise-account=
+to the phone number you want to use (E.164 format), or run
+=M-x noise-select-account= to choose interactively. With a single
+account it can stay nil.
 
 *** Keybindings
 
@@ -140,6 +151,7 @@ Once signal-cli is running and Noise is installed:
 | =n=   | Next chat                 |
 | =p=   | Previous chat             |
 | =RET= | Open selected chat        |
+| =c=   | New chat (search contacts) |
 | =m=   | Mark chat as read         |
 | =g=   | Refresh chat list         |
 | =/=   | Filter chats              |