fix: restore activeTenderDetail and modal state definitions in AppContext.jsx

src/context/AppContext.jsx

@@ -90,6 +90,11 @@ export const AppProvider = ({ children }) => {
     }, 1000);
   };
 
+  const [activeTenderDetail, setActiveTenderDetail] = useState(null);
+  const [isDetailedSearchOpen, setIsDetailedSearchOpen] = useState(false);
+  const [isCompanyScannerOpen, setIsCompanyScannerOpen] = useState(false);
+  const [isAiSpecAnalyzerOpen, setIsAiSpecAnalyzerOpen] = useState(false);
+
   const [aiAnalysisResults, setAiAnalysisResults] = useState(null);
 
   // Enterprise Module States