v0.13.0 web and terminal client enhance, replay api, linux server deploy, doc and dependency update

internal/server/webserver/chess-client-web/index.html

@@ -48,6 +48,8 @@
                 <div class="controls">
                     <button id="new-game-btn" class="btn btn-primary">New Game</button>
                     <button id="undo-btn" class="btn btn-secondary" disabled>Undo</button>
+                    <button id="draw-btn" class="btn btn-secondary" title="Offer a draw" disabled>Draw</button>
+                    <button id="resign-btn" class="btn btn-secondary" title="Resign this game" disabled>Resign</button>
                 </div>
 
                 <div class="move-history-container">
@@ -147,6 +149,33 @@
     </div>
 </div>
 
+<!-- Resign Confirmation -->
+<div id="resign-overlay" class="modal-overlay">
+    <div class="modal confirm-modal" role="dialog" aria-modal="true" aria-labelledby="resign-title">
+        <h2 id="resign-title">Resign this game?</h2>
+        <div class="modal-buttons">
+            <button id="resign-confirm-btn" class="btn btn-primary">Resign</button>
+            <button id="resign-cancel-btn" class="btn btn-secondary">Cancel</button>
+        </div>
+    </div>
+</div>
+
+<!-- Promotion Modal -->
+<div id="promotion-overlay" class="modal-overlay">
+    <div class="modal promotion-modal" role="dialog" aria-modal="true" aria-labelledby="promotion-title">
+        <h2 id="promotion-title">Promote to</h2>
+        <div class="promotion-choices">
+            <button class="promotion-choice" data-piece="q" title="Queen (Q)" aria-label="Queen">♛</button>
+            <button class="promotion-choice" data-piece="r" title="Rook (R)" aria-label="Rook">♜</button>
+            <button class="promotion-choice" data-piece="b" title="Bishop (B)" aria-label="Bishop">♝</button>
+            <button class="promotion-choice" data-piece="n" title="Knight (N)" aria-label="Knight">♞</button>
+        </div>
+        <div class="modal-buttons">
+            <button id="promotion-cancel-btn" class="btn btn-secondary">Cancel</button>
+        </div>
+    </div>
+</div>
+
 <script src="app.js"></script>
 </body>
 </html>