ported over subagents, minor changes to functionality, refined ui

pi-extension/subagents/subagent-done.ts

@@ -1,6 +1,6 @@
 /**
  * Extension loaded into sub-agents.
- * - Shows agent identity + available tools as a styled widget above the editor (toggle with Ctrl+J)
+ * - Shows agent identity + available tools as a styled widget above the editor (toggle with Ctrl+Alt+O)
  * - Provides a `subagent_done` tool for autonomous agents to self-terminate
  */
 import type { ExtensionAPI } from "@mariozechner/pi-coding-agent";
@@ -102,7 +102,7 @@ export default function (pi: ExtensionAPI) {
         if (expanded) {
           // Expanded: full tool list + denied
           const countInfo = theme.fg("dim", ` — ${toolNames.length} available`);
-          const hint = theme.fg("muted", "  (Ctrl+J to collapse)");
+          const hint = theme.fg("muted", "  (Ctrl+Alt+O to collapse)");
 
           const toolList = toolNames
             .map((name: string) => theme.fg("dim", name))
@@ -129,7 +129,7 @@ export default function (pi: ExtensionAPI) {
             denied.length > 0
               ? theme.fg("dim", " · ") + theme.fg("error", `${denied.length} denied`)
               : "";
-          const hint = theme.fg("muted", "  (Ctrl+J to expand)");
+          const hint = theme.fg("muted", "  (Ctrl+Alt+O to expand)");
 
           const content = new Text(`${agentTag}${countInfo}${deniedInfo}${hint}`, 0, 0);
           box.addChild(content);
@@ -256,8 +256,8 @@ export default function (pi: ExtensionAPI) {
     recorder.sessionShutdown((event as any).reason);
   });
 
-  // Toggle expand/collapse with Ctrl+J
-  pi.registerShortcut("ctrl+j", {
+  // Toggle expand/collapse with Ctrl+Alt+O
+  pi.registerShortcut("ctrl+alt+o", {
     description: "Toggle subagent tools widget",
     handler: (ctx) => {
       expanded = !expanded;