Run scheduled tasks through workflows

api/openapi.yaml

@@ -2232,7 +2232,7 @@ components:
 
     Schedule:
       type: object
-      required: [id, project_id, owner, title, every, weekdays, hour, minute, day_of_month, prompt, model, workflow, next_run]
+      required: [id, project_id, owner, title, every, weekdays, hour, minute, day_of_month, prompt, workflow, next_run]
       properties:
         id: { type: string }
         project_id: { type: string }
@@ -2243,14 +2243,13 @@ components:
         hour: { type: integer, description: "0 to 23, in the server's local time; 0 for an hourly schedule." }
         minute: { type: integer, description: "0 to 59; for an hourly schedule, the minute past each hour." }
         day_of_month: { type: integer, description: "1 to 31 for a monthly schedule, which runs on the month's last day in shorter months; 0 otherwise." }
-        prompt: { type: string, description: "The task's first message, or with workflow, the run's brief." }
-        model: { type: string, description: "The task's agent's model; empty with workflow." }
-        workflow: { type: string, description: "The workflow each run starts, by name; empty for a single agent." }
+        prompt: { type: string, description: "The run's brief, given to every stage; may be empty." }
+        workflow: { type: string, description: "The workflow each run starts, by name." }
         next_run: { type: string, format: date-time }
 
     ScheduleSave:
       type: object
-      required: [title, every, hour, minute]
+      required: [title, every, hour, minute, workflow]
       properties:
         title: { type: string, minLength: 1 }
         every: { $ref: "#/components/schemas/ScheduleEvery" }
@@ -2258,9 +2257,8 @@ components:
         hour: { type: integer, minimum: 0, maximum: 23 }
         minute: { type: integer, minimum: 0, maximum: 59 }
         day_of_month: { type: integer, minimum: 1, maximum: 31, description: "Required, and only allowed, for a monthly schedule." }
-        prompt: { type: string, description: "Required without workflow." }
-        model: { type: string, description: "Required without workflow, refused with it." }
-        workflow: { type: string }
+        prompt: { type: string }
+        workflow: { type: string, minLength: 1 }
 
     Permission:
       type: object