Add Start and Discuss buttons to lead suggestions

api/openapi.yaml

@@ -222,8 +222,8 @@ paths:
     post:
       operationId: createTask
       description: >
-        Creates the task's branch and worktree from the project's default branch, or with workflow, starts a run of
-        that workflow from it.
+        Creates the task's branch and worktree from the project's default branch, and with prompt starts its agent, or
+        with workflow, starts a run of that workflow from it.
       requestBody:
         required: true
         content:
@@ -1149,6 +1149,10 @@ components:
       required: [title]
       properties:
         title: { type: string }
+        prompt:
+          type: string
+          description: Starts the task's agent with this as its first message, in the same request. Not with workflow.
+        model: { type: string, description: The agent's model when prompt is given. }
         workflow:
           type: string
           description: >