Add GameController with SignalR functionality for joining games

.gitignore

@@ -360,4 +360,7 @@ MigrationBackup/
 .ionide/
 
 # Fody - auto-generated XML schema
-FodyWeavers.xsd
+FodyWeavers.xsd
+
+# ai
+.claude

.idea/.idea.4Gewinnt/.idea/workspace.xml

@@ -9,10 +9,9 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="55603b38-3b47-4a5f-808e-ac484b0d090b" name="Changes" comment="">
-      <change afterPath="$PROJECT_DIR$/API/Controllers/StatusController.cs" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/API/Controllers/GameController.cs" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/.idea.4Gewinnt/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.4Gewinnt/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/API/API.csproj" beforeDir="false" afterPath="$PROJECT_DIR$/API/API.csproj" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/API/Program.cs" beforeDir="false" afterPath="$PROJECT_DIR$/API/Program.cs" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/GUI/src/scripts/logic/localMode/LocalGame.ts" beforeDir="false" afterPath="$PROJECT_DIR$/GUI/src/scripts/logic/localMode/LocalGame.ts" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -51,6 +50,9 @@
   &quot;associatedIndex&quot;: 1
 }</component>
   <component name="ProjectId" id="39wILsse3VNcbmjm0D2fezayV6M" />
+  <component name="ProjectLevelVcsManager">
+    <ConfirmationsSetting value="2" id="Add" />
+  </component>
   <component name="ProjectViewState">
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
@@ -124,8 +126,17 @@
       <workItem from="1771607712379" duration="87000" />
       <workItem from="1771607816150" duration="554000" />
       <workItem from="1771608705474" duration="719000" />
-      <workItem from="1771782531789" duration="745000" />
+      <workItem from="1771782531789" duration="1457000" />
     </task>
+    <task id="LOCAL-00001" summary="Add StatusController, improve local game logic, and enable Swagger in API">
+      <option name="closed" value="true" />
+      <created>1771783305542</created>
+      <option name="number" value="00001" />
+      <option name="presentableId" value="LOCAL-00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1771783305542</updated>
+    </task>
+    <option name="localTasksCounter" value="2" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -146,6 +157,8 @@
   </component>
   <component name="VcsManagerConfiguration">
     <option name="CLEAR_INITIAL_COMMIT_MESSAGE" value="true" />
+    <MESSAGE value="Add StatusController, improve local game logic, and enable Swagger in API" />
+    <option name="LAST_COMMIT_MESSAGE" value="Add StatusController, improve local game logic, and enable Swagger in API" />
   </component>
   <component name="XDebuggerManager">
     <breakpoint-manager>

API/API.csproj

@@ -11,4 +11,10 @@
     <PackageReference Include="Swashbuckle.AspNetCore" Version="7.2.0" />
   </ItemGroup>
 
+  <ItemGroup>
+    <Folder Include="Models\" />
+    <Folder Include="Repository\" />
+    <Folder Include="Services\" />
+  </ItemGroup>
+
 </Project>

API/Controllers/GameController.cs

@@ -0,0 +1,16 @@
+using Microsoft.AspNetCore.SignalR;
+
+namespace API.Controllers;
+
+public class GameController : Hub
+{
+    public async Task JoinGame(string gameId, string playerName)
+    {
+        await Groups.AddToGroupAsync(Context.ConnectionId, gameId);
+        await Clients.Group(gameId).SendAsync("PlayerJoined", new
+        {
+            ConnectionId = Context.ConnectionId,
+            PlayerName = playerName
+        });
+    }
+}