chore: add Input System package and ignore TMP font assets

- Add com.unity.inputsystem package dependency
- Ignore TextMesh Pro auto-generated font assets in gitignore

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitignore

@@ -52,6 +52,9 @@ unity-client/*.mdb
 unity-client/*.opendb
 unity-client/*.VC.db
 
+# TextMesh Pro auto-generated font assets
+unity-client/Assets/TextMesh Pro/Resources/Fonts & Materials/
+
 # Serena AI
 .serena/
 unity-client/Assets/_Recovery/

unity-client/Packages/manifest.json

@@ -7,6 +7,7 @@
     "com.unity.ai.generators": "1.0.0-pre.20",
     "com.unity.ai.inference": "2.4.1",
     "com.unity.feature.2d": "2.0.2",
+    "com.unity.inputsystem": "1.17.0",
     "com.unity.multiplayer.center": "1.0.1",
     "com.unity.textmeshpro": "3.0.6",
     "com.unity.modules.accessibility": "1.0.0",

unity-client/Packages/packages-lock.json

@@ -238,6 +238,15 @@
         "com.unity.2d.tooling": "1.0.0"
       }
     },
+    "com.unity.inputsystem": {
+      "version": "1.17.0",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.modules.uielements": "1.0.0"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.mathematics": {
       "version": "1.3.3",
       "depth": 1,

unity-client/ProjectSettings/ProjectSettings.asset

@@ -783,7 +783,7 @@ PlayerSettings:
   qnxGraphicConfPath: 
   apiCompatibilityLevel: 6
   captureStartupLogs: {}
-  activeInputHandler: 0
+  activeInputHandler: 2
   windowsGamepadBackendHint: 0
   cloudProjectId: 09cc1854-bf75-467b-b437-14195def121c
   framebufferDepthMemorylessMode: 0