fix: address code review feedback on pane takeover

- Remove leftover text-left on TemplateCard div (was from button era)
- Use warning text as React key instead of array index

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/src/components/scripts/ScriptConfigurePane.tsx

@@ -158,8 +158,8 @@ export function ScriptConfigurePane({ canGenerate, onBack }: Props) {
             <AlertTriangle size={13} />
             Warnings
           </div>
-          {generationWarnings.map((w, i) => (
-            <p key={i} className="text-xs text-amber-400/80">{w}</p>
+          {generationWarnings.map((w) => (
+            <p key={w} className="text-xs text-amber-400/80">{w}</p>
           ))}
         </div>
       )}

frontend/src/components/scripts/TemplateCard.tsx

@@ -17,7 +17,7 @@ export function TemplateCard({ template, onConfigure }: Props) {
   return (
     <div
       className={cn(
-        'w-full text-left px-4 py-3 rounded-xl border transition-all',
+        'w-full px-4 py-3 rounded-xl border transition-all',
         'border-border bg-transparent'
       )}
     >