news modal fill-in

src/client/Main.ts

@@ -76,7 +76,7 @@ class Client {
     }
 
     // Comment out to show news button.
-    newsButton.hidden = true;
+    //newsButton.hidden = true;
 
     const langSelector = document.querySelector(
       "lang-selector",

src/client/NewsModal.ts

@@ -36,7 +36,20 @@ export class NewsModal extends LitElement {
         <div class="options-layout">
           <div class="options-section">
             <div class="news-container">
-              <div class="news-content">INSERT NEWS HERE</div>
+              <div class="news-content">
+                <h3>Combat Mechanics Update</h3>
+                <p>
+                  Attack speed is influenced by the size of the attacking army,
+                  terrain type, defender strength, and presence of a defense
+                  post. Defender losses are based on their troop density (as
+                  shown by the shield), while attacker losses are proportional
+                  to defender losses and further affected by terrain, defense
+                  posts, and whether the defender is a traitor.
+                </p>
+                <p>
+                  The shield icon represents density: number of Troops per tile.
+                </p>
+              </div>
             </div>
           </div>
         </div>