Fix build errors and warnings

- Fix optional chain expression errors in DownloadedScriptsTab, ScriptsGrid, and colorUtils
- Fix React hooks dependency warnings in InstalledScriptsTab
- Update useCallback dependency array to include containerStatusMutation
- Update useEffect dependency array to include fetchContainerStatuses
- Build now passes successfully with no errors or warnings

src/app/_components/DownloadedScriptsTab.tsx

@@ -385,7 +385,7 @@ export function DownloadedScriptsTab({ onInstallScript }: DownloadedScriptsTabPr
     );
   }
 
-  if (!downloadedScripts || downloadedScripts.length === 0) {
+  if (!downloadedScripts?.length) {
     return (
       <div className="text-center py-12">
         <div className="text-muted-foreground">

src/app/_components/InstalledScriptsTab.tsx

@@ -322,7 +322,7 @@ export function InstalledScriptsTab() {
     if (serverIds.length > 0) {
       containerStatusMutation.mutate({ serverIds });
     }
-  }, []);
+  }, [containerStatusMutation]);
 
   // Run cleanup when component mounts and scripts are loaded (only once)
   useEffect(() => {
@@ -337,7 +337,7 @@ export function InstalledScriptsTab() {
     if (scripts.length > 0) {
       fetchContainerStatuses();
     }
-  }, [scripts.length]); // Only depend on scripts.length to prevent infinite loops
+  }, [scripts.length, fetchContainerStatuses]);
 
   const scriptsWithStatus = scripts.map(script => ({
     ...script,

src/app/_components/ScriptsGrid.tsx

@@ -571,7 +571,7 @@ export function ScriptsGrid({ onInstallScript }: ScriptsGridProps) {
     );
   }
 
-  if (!scriptsWithStatus || scriptsWithStatus.length === 0) {
+  if (!scriptsWithStatus?.length) {
     return (
       <div className="text-center py-12">
         <div className="text-muted-foreground">

src/lib/colorUtils.ts

@@ -3,7 +3,7 @@
  * to ensure optimal readability based on luminance
  */
 export function getContrastColor(hexColor: string): 'black' | 'white' {
-  if (!hexColor || hexColor.length !== 7 || !hexColor.startsWith('#')) {
+  if (!hexColor?.length || hexColor.length !== 7 || !hexColor.startsWith('#')) {
     return 'black'; // Default to black for invalid colors
   }