refactor: split runner env and slim dashboard facade

src/agent-runner-snapshot.ts

@@ -0,0 +1,59 @@
+import fs from 'fs';
+import path from 'path';
+
+import {
+  resolveGroupIpcPath,
+  resolveTaskRuntimeIpcPath,
+} from './group-folder.js';
+
+export function writeTasksSnapshot(
+  groupFolder: string,
+  isMain: boolean,
+  tasks: Array<{
+    id: string;
+    groupFolder: string;
+    prompt: string;
+    schedule_type: string;
+    schedule_value: string;
+    status: string;
+    next_run: string | null;
+  }>,
+  runtimeTaskId?: string,
+): void {
+  const groupIpcDir = runtimeTaskId
+    ? resolveTaskRuntimeIpcPath(groupFolder, runtimeTaskId)
+    : resolveGroupIpcPath(groupFolder);
+  fs.mkdirSync(groupIpcDir, { recursive: true });
+  const filteredTasks = isMain
+    ? tasks
+    : tasks.filter((t) => t.groupFolder === groupFolder);
+  const tasksFile = path.join(groupIpcDir, 'current_tasks.json');
+  fs.writeFileSync(tasksFile, JSON.stringify(filteredTasks, null, 2));
+}
+
+export interface AvailableGroup {
+  jid: string;
+  name: string;
+  lastActivity: string;
+  isRegistered: boolean;
+}
+
+export function writeGroupsSnapshot(
+  groupFolder: string,
+  isMain: boolean,
+  groups: AvailableGroup[],
+  _registeredJids?: Set<string>,
+): void {
+  const groupIpcDir = resolveGroupIpcPath(groupFolder);
+  fs.mkdirSync(groupIpcDir, { recursive: true });
+  const visibleGroups = isMain ? groups : [];
+  const groupsFile = path.join(groupIpcDir, 'available_groups.json');
+  fs.writeFileSync(
+    groupsFile,
+    JSON.stringify(
+      { groups: visibleGroups, lastSync: new Date().toISOString() },
+      null,
+      2,
+    ),
+  );
+}