Fix all ESLint errors and warnings

- HomeClient.tsx: Replaced useEffect setState with derived state
- HeroScene.tsx: Removed unused isMobile parameter
- HeroScene.tsx: Added shadowsEnabled to useLayoutEffect dependencies
- HeroScene.tsx: Removed unused onFocusAction parameter

Co-authored-by: Kinin-Code-Offical <125186556+Kinin-Code-Offical@users.noreply.github.com>

Author: Copilot

src/components/HomeClient.tsx

@@ -560,7 +560,7 @@ export default function HomeClient({ content }: HomeClientProps) {
     });
   }, []);
 
-  const showVirtualKeys = isMobile || virtualKeysOpen;
+  const showVirtualKeys = isMobile || (virtualKeysOpen && dockKeysVisible);
 
   const applyLanguage = (lang: "tr" | "en") => {
     setLanguage(lang);
@@ -656,12 +656,6 @@ export default function HomeClient({ content }: HomeClientProps) {
     mobileModifiersRef.current = mobileModifiers;
   }, [mobileModifiers]);
 
-  useEffect(() => {
-    if (!dockKeysVisible && virtualKeysOpen) {
-      setVirtualKeysOpen(false);
-    }
-  }, [dockKeysVisible, virtualKeysOpen]);
-
   useEffect(() => {
     screenAspectRef.current = screenAspect;
   }, [screenAspect]);

src/components/hero/HeroScene.tsx

@@ -292,7 +292,6 @@ function ComputerModel({
   onScreenMeshAction,
   onCameraRig,
   onContentReady,
-  isMobile,
   usePhoneRig,
   shadowsEnabled,
   allowTerminalTexture,
@@ -307,7 +306,6 @@ function ComputerModel({
   onScreenMeshAction?: (mesh: Mesh | null) => void;
   onCameraRig?: (rig: CameraRig) => void;
   onContentReady?: () => void;
-  isMobile: boolean;
   usePhoneRig: boolean;
   shadowsEnabled: boolean;
   allowTerminalTexture: boolean;
@@ -788,6 +786,7 @@ function ComputerModel({
     scene,
     setPlaneColor,
     usePhoneRig,
+    shadowsEnabled,
   ]);
 
   useEffect(() => {
@@ -1113,7 +1112,6 @@ function SceneContent({
   scrollProgressRef,
   noteTexts,
   onDebugAction,
-  onFocusAction,
   onScreenAspectAction,
   onReadyAction,
   interactionActive,
@@ -1627,7 +1625,6 @@ function SceneContent({
               onScreenMeshAction={handleScreenMesh}
               onCameraRig={handleCameraRig}
               onContentReady={handleContentReady}
-              isMobile={isMobile}
               usePhoneRig={usePhoneRig}
               shadowsEnabled={shadowsEnabled}
               allowTerminalTexture={true}