Update index.html

index.html

@@ -127,7 +127,7 @@
         <!-- Phase 0 -->
         <div class="card">
             <div class="card-header"><h2>Phase 0: Preliminary Framework & Foundation</h2></div>
-            <div class="img-container"><img src="images/phase_0_detailed" alt="Phase 0 Detailed Architecture Map"></div>
+            <div class="img-container"><img src="images/phase_0_detailed.png" alt="Phase 0 Detailed Architecture Map"></div>
             <div class="card-body">
                 <h3>Key Objectives & Deliverables</h3>
                 <ul>