feat(crm): Complete Admin Action Center & Reliability Overhaul

- Added ActionCenterWidget, DetailDrawer, AgentSelectionModal
- Implemented global ErrorBoundary and Chatbot resilience
- Updated documentation (README, Structure, Status, Overview)
- Refined responsive design and modal portals

src/components/Chatbot.jsx

@@ -30,6 +30,35 @@ TONE: Professional, efficient, and data-aware.
 `;
 
 const getEmployeeContext = (user, meetings, properties) => {
+    // --- ADMIN SPECIFIC CONTEXT ---
+    if (user.role === 'ADMIN') {
+        const unassignedCount = properties.filter(p => !p.assignedAgentId && p.canvassingStatus === 'Lead').length;
+        // Last contact > 24h ago logic
+        const hotLeadCount = properties.filter(p => p.canvassingStatus === 'Hot Lead' && (!p.lastContactDate || new Date(p.lastContactDate) < new Date(Date.now() - 86400000))).length;
+        const rescheduleCount = meetings.filter(m => m.status === 'Cancelled' || m.status === 'Missed').length;
+        const signatureCount = properties.filter(p => p.pendingSignature).length;
+        const totalUrgent = unassignedCount + hotLeadCount + rescheduleCount + signatureCount;
+
+        return `
+ROLE: ADMIN (${user.name})
+
+*** URGENT ACTION CENTER SUMMARY (${totalUrgent} Items) ***
+1. UNASSIGNED LEADS: ${unassignedCount}
+   - Action: Assign agents to these leads immediately.
+2. HOT LEADS (Inactive > 24h): ${hotLeadCount}
+   - Action: These high-value leads need a follow-up call.
+3. RESCHEDULE NEEDED: ${rescheduleCount}
+   - Action: Re-book these cancelled/missed appointments.
+4. PENDING SIGNATURES: ${signatureCount}
+   - Action: Send reminders to close these deals.
+
+GENERAL DATA ACCESS:
+- Total Properties: ${properties.length}
+- Total Revenue (All Agents): $${meetings.filter(m => m.status === 'Converted').reduce((sum, m) => sum + (m.dealValue || 0), 0).toLocaleString()}
+        `;
+    }
+
+    // --- FIELD AGENT CONTEXT (Existing Logic) ---
     // 1. Agenda (Today + Upcoming)
     const today = new Date().toISOString().split('T')[0];
     const myMeetings = meetings
@@ -248,6 +277,7 @@ const Chatbot = () => {
     const handleSend = async () => {
         if (!input.trim()) return;
 
+        const originalInput = input; // Backup input
         const newMessages = [...messages, { role: 'user', content: input }];
         setMessages(newMessages);
         setInput('');
@@ -337,6 +367,8 @@ const Chatbot = () => {
 
         } catch (error) {
             logger.error("Groq API Error", error);
+            setInput(originalInput); // <--- RESTORE INPUT ON ERROR
+
             let errorMsg = "Sorry, I'm having trouble connecting to the Groq server.";
 
             if (error.message) {