feat: Implement read cursor activity tracking and recent activity dashboard with context

database/migrations/2026_06_15_213346_create_read_cursors_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('read_cursors', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('user_id')->constrained()->cascadeOnDelete();
+            $table->morphs('cursorable');
+            $table->timestamp('read_at');
+            $table->timestamps();
+
+            $table->unique(['user_id', 'cursorable_id', 'cursorable_type']);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('read_cursors');
+    }
+};

database/seeders/DatabaseSeeder.php

@@ -108,7 +108,7 @@ class DatabaseSeeder extends Seeder
             $etiquetteLedger = Ledger::create([
                 'dynamic_id' => $velvetSanctuary->id,
                 'name' => 'Protocol & Etiquette',
-                'rules' => 'Address others by correct titles. -5 per infraction.',
+                'rules' => 'Address others by correct titles. +5 per infraction.',
                 'score' => 15,
                 'alignment' => 'negative',
             ]);