chore: Fix conversation status in webhooks (#3364)

- fix the wrong conversation status being sent in webhooks
- additional information in websocket events
- refactor activity messaging code
- move activity message generation to background job to stop the callback loop

swagger/paths/application/agents/create.yml

@@ -28,7 +28,7 @@ parameters:
         availability_status: 
           type: string
           enum: ['available', 'busy', 'offline']
-          description: The availability status of the agent.
+          description: The availability setting of the agent.
         auto_offline:
           type: boolean
           description: Whether the availability status of agent is configured to go offline automatically when away.

swagger/paths/application/agents/update.yml

@@ -23,10 +23,10 @@ parameters:
           enum: ['agent', 'administrator']
           description: Whether its administrator or agent
           required: true
-        availability_status: 
+        availability: 
           type: string
           enum: ['available', 'busy', 'offline']
-          description: The availability status of the agent.
+          description: The availability setting of the agent.
         auto_offline:
           type: boolean
           description: Whether the availability status of agent is configured to go offline automatically when away.

swagger/swagger.json

@@ -1182,7 +1182,7 @@
                     "busy",
                     "offline"
                   ],
-                  "description": "The availability status of the agent."
+                  "description": "The availability setting of the agent."
                 },
                 "auto_offline": {
                   "type": "boolean",
@@ -1246,14 +1246,14 @@
                   "description": "Whether its administrator or agent",
                   "required": true
                 },
-                "availability_status": {
+                "availability": {
                   "type": "string",
                   "enum": [
                     "available",
                     "busy",
                     "offline"
                   ],
-                  "description": "The availability status of the agent."
+                  "description": "The availability setting of the agent."
                 },
                 "auto_offline": {
                   "type": "boolean",