fix(ui): remove automated document spam and clean up Runs page

Remove "Create status report on schedule" default automation rule that
was creating empty draft documents every 60s. Simplify Runs page by
removing 3 summary cards and replacing 10-card metadata grid with
compact row layout.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/main/default-automation-rules.ts

@@ -87,14 +87,6 @@ export const DEFAULT_AUTOMATION_RULES: ReadonlyArray<{
     actionConfigJson: JSON.stringify({ meetingType: "retrospective", title: "Sprint Retrospective", durationMinutes: 45 }),
     priority: 55,
   },
-  {
-    name: "Create status report on schedule",
-    description: "Periodically create a status report document for the company.",
-    trigger: "schedule",
-    action: "create_document",
-    actionConfigJson: JSON.stringify({ documentType: "status_report", title: "Automated Status Report" }),
-    priority: 30,
-  },
   {
     name: "Auto-assign work to idle agents",
     description: "When an agent has been idle for 10+ minutes, automatically assign available unassigned tasks from the backlog.",