prepare QA sections for agent commands

design/agent-commands.md

@@ -6,7 +6,7 @@ Legend:
 
 - > Command flow through SMP agent in blockquotes
 
-- **Design and other questions in bold**
+- **Q - Design and other questions in bold**
 
 ## Table of contents
 
@@ -60,10 +60,22 @@ Is made by the [recipient](#Recipient-and-sender-terminology).
 - Recipient agent gets automatically subscribed to receive the messages from the queue
 - Agent replies to user client with Duplex [`connectionInvitation`](#connectionInvitation) command
 - User sends connection invitation out-of-band to sender
-- **Shouldn't user connection group be created after server responds, or even after sender joins and invites back?**
-- **How does flow go from runUser thread to user connection group "user" thread? Does runUser pass the the initial `create` command further to "user" thread through socket?**
-- **Does sender agent persist partial info about connection record at this point, or only when receives an opposing queue from the sender?**
-- **Shouldn't agent at this point answer with Duplex [`connection`](#connection) command? SMP agent commands have conflicting comments in the Duplex protocol. What is that command used for at all at this point?**
+
+- **Q - Shouldn't user connection group be created after server responds, or even after sender joins and invites back?**
+
+  A -
+
+- **Q - How does flow go from runUser thread to user connection group "user" thread? Does runUser pass the the initial `create` command further to "user" thread through socket?**
+
+  A -
+
+- **Q - Does sender agent persist partial info about connection record at this point, or only when receives an opposing queue from the sender?**
+
+  A -
+
+- **Q - Shouldn't agent at this point answer with Duplex [`connection`](#connection) command? SMP agent commands have conflicting comments in the Duplex protocol. What is that command used for at all at this point?**
+
+  A -
 
 #### `join`
 
@@ -85,7 +97,9 @@ Is made by the [recipient](#Recipient-and-sender-terminology).
 > recipient user client -> user connection TCP socket -> user connection group "user" thread -> agent server commands queue -> runServer thread -> SMP `secure` command sent to server connection group "send" queue -> server connection group "send" thread -> SMP server connection TCP socket -> recipient's SMP server
 
 - Sender's agent at this point repeatedly sends Duplex [`helloMsg`](#helloMsg) command to the recipient SMP server, which should be succeful once sender queue is secured by the recipient agent with key provided by the sender in the Duplex [`join`](#join) command
-- **Does this command go through user agent TCP socket (main socket)? This relates to the question whether user connection groups for the recipient agent should be created during Duplex [`create`](#create) command**
+- **Q - Does this command go through user agent TCP socket (main socket)? This relates to the question whether user connection groups for the recipient agent should be created during Duplex [`create`](#create) command**
+
+  A -
 
 #### `subscribe`
 
@@ -137,5 +151,10 @@ TODO
 
 ## General questions
 
-- **When does agent set up server connection groups?**
-- **Replace command keywords with command names in the Duplex protocol sequence diagram?**
+- **Q - When does agent set up server connection groups?**
+
+  A -
+
+- **Q - Replace command keywords with command names in the Duplex protocol sequence diagram?**
+
+  A -