update: show 13 tasks in dashboard

dashboard.html

@@ -2113,7 +2113,7 @@
         </h1>
         <p class="hero-sub fade-up delay-2">
           The first OpenEnv environment for real-world code review.
-          3 tasks, dense rewards, deterministic grading.
+          13 tasks, 6 languages, dense rewards, deterministic grading.
         </p>
         <div class="hero-ctas fade-up delay-3">
           <a href="#demo" class="btn btn-purple" id="hero-demo-btn">
@@ -2132,7 +2132,7 @@
           </a>
         </div>
         <div class="stat-pills fade-up delay-4">
-          <div class="stat-pill"><span class="val">3</span> Tasks</div>
+          <div class="stat-pill"><span class="val">13</span> Tasks</div>
           <div class="stat-pill"><span class="val">7</span> API Endpoints</div>
           <div class="stat-pill"><span class="val">0.71</span> Avg Score</div>
           <div class="stat-pill"><span class="val">100%</span> Deterministic</div>