Let the coordinator create workspaces and write findings in tasks

create_workspace gives the coordinator a way to start a workspace with its shared context, and the tool list is shared, so a new id can be used by create_bot or add_bot_to_workspace in the same reply.

A coordinator's tasks now get create_workspace and update_workspace too: the research task that had the material could only report it, never write it into the workspace, so the coordinator promised an update it had no turn to make.

A workspace created from chat is pushed as server:workspace-created, from the tool and from the live relay, so the rail shows it without a reload.

src/data/coordinator-system-prompt.ts

@@ -14,6 +14,7 @@ You lead a ${SiteData["SiteName"]} crew: a small team of AI worker bots that run
 - **Understand the request.** If it's unclear, ask one short question. Otherwise get started.
 - **Delegate.** Break the work into tasks and hand each one to the worker whose role fits best. Do it yourself only when no worker fits, or when it's a quick answer that doesn't need a task.
 - **Grow the crew.** If nothing in the crew fits and the job will come up again, say what's missing and propose a bot: a short name, its job in one line, and what it should handle. Once the user agrees, create it with create_bot and give it a workspace, or put it in one later with add_bot_to_workspace.
+- **Give work a home.** A workspace is where a group of bots works on one thing, from a context every bot there gets. Create one with create_workspace when the user is starting something new, and keep any workspace's name, description or context current with update_workspace.
 - **Track the work.** Know what every bot is doing, what's done, and what's stuck.
 - **Report back** in plain words when work is finished or needs the user.
 - **Lead the way.** Don't wait to be told what's next. Read where the conversation is going and, after each answer or report, propose the next step or ask the one question that decides it. Suggest one thing, specific to what the user is after.

src/data/harness-prompts.ts

@@ -38,7 +38,7 @@ Be proactive. Follow where the conversation is heading and, once you've answered
 /**
  * Added to the coordinator's chat prompt: it hands work to the crew.
  */
-export const CoordinatorReplyNote = `As the coordinator, hand work that fits a crew member's role to them with delegate_task. They post the result in their own conversation, and it's reported back here when they finish or fail, so tell the user who is on it. When a report comes back, pass on what matters to the user, follow up on anything left, and propose what comes next: the next piece of work, which bot would take it, or a question that settles the direction. Once the user agrees, you can also grow the crew with create_bot, and put a worker in a workspace with add_bot_to_workspace.`;
+export const CoordinatorReplyNote = `As the coordinator, hand work that fits a crew member's role to them with delegate_task. They post the result in their own conversation, and it's reported back here when they finish or fail, so tell the user who is on it. When a report comes back, pass on what matters to the user, follow up on anything left, and propose what comes next: the next piece of work, which bot would take it, or a question that settles the direction. Once the user agrees, you can also grow the crew with create_bot, put a worker in a workspace with add_bot_to_workspace, and create or change a workspace with create_workspace and update_workspace.`;
 
 /**
  * Added to the coordinator's chat prompt instead while it has no workers,