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lib/activity.ts

@@ -0,0 +1,30 @@
+import fs from 'fs';
+import path from 'path';
+
+export interface ActivityEntry {
+  id: string;
+  timestamp: string;
+  type: 'post' | 'notebook' | 'infosec' | 'project' | 'link' | 'update' | 'system';
+  message: string;
+  link?: string;
+}
+
+const activityFile = path.join(process.cwd(), 'content', 'activity.json');
+
+export function getActivity(): ActivityEntry[] {
+  if (!fs.existsSync(activityFile)) return [];
+  const raw = fs.readFileSync(activityFile, 'utf-8');
+  return JSON.parse(raw);
+}
+
+export function addActivity(entry: Omit<ActivityEntry, 'id' | 'timestamp'>) {
+  const entries = getActivity();
+  const newEntry: ActivityEntry = {
+    id: Date.now().toString(),
+    timestamp: new Date().toISOString(),
+    ...entry,
+  };
+  entries.unshift(newEntry);
+  fs.writeFileSync(activityFile, JSON.stringify(entries.slice(0, 500), null, 2));
+  return newEntry;
+}