fix: resolve email saving issue and implement email substring search

frontend/src/App.jsx

@@ -147,7 +147,10 @@ const App = () => {
       const deptMatch = emp.department_name && emp.department_name.toLowerCase().includes(queryClean);
       const buildingMatch = emp.building && emp.building.toLowerCase().includes(queryClean);
 
-      return nameMatch || phoneMatch || internalPhoneMatch || internalPhoneStringMatch || titleMatch || companyMatch || deptMatch || buildingMatch;
+      // Match email fragment (by start, middle, domain, part before @)
+      const emailMatch = emp.email && emp.email.toLowerCase().includes(queryClean);
+
+      return nameMatch || phoneMatch || internalPhoneMatch || internalPhoneStringMatch || titleMatch || companyMatch || deptMatch || buildingMatch || emailMatch;
     }
 
     return true;

frontend/src/components/AdminPanel.jsx

@@ -305,12 +305,27 @@ const AdminPanel = ({ token, employees, departments, companies, onRefreshData })
   };
 
   // Filter employees within the admin table
-  const filteredEmployees = employees.filter(emp => 
-    emp.name.toLowerCase().includes(adminSearch.toLowerCase()) ||
-    emp.job_title.toLowerCase().includes(adminSearch.toLowerCase()) ||
-    (emp.company_name && emp.company_name.toLowerCase().includes(adminSearch.toLowerCase())) ||
-    (emp.department_name && emp.department_name.toLowerCase().includes(adminSearch.toLowerCase()))
-  );
+  const filteredEmployees = employees.filter(emp => {
+    const cleanSearch = adminSearch.toLowerCase().trim();
+    if (!cleanSearch) return true;
+
+    const nameMatch = emp.name.toLowerCase().includes(cleanSearch);
+    const jobMatch = emp.job_title.toLowerCase().includes(cleanSearch);
+    const companyMatch = emp.company_name && emp.company_name.toLowerCase().includes(cleanSearch);
+    const deptMatch = emp.department_name && emp.department_name.toLowerCase().includes(cleanSearch);
+    const emailMatch = emp.email && emp.email.toLowerCase().includes(cleanSearch);
+    
+    // Normalize phone numbers for search
+    const cleanDigits = cleanSearch.replace(/\D/g, '');
+    const empPhoneDigits = emp.phone ? emp.phone.replace(/\D/g, '') : '';
+    const phoneMatch = cleanDigits.length > 0 && empPhoneDigits.includes(cleanDigits);
+    
+    const empInternalPhoneDigits = emp.internal_phone ? emp.internal_phone.replace(/\D/g, '') : '';
+    const internalPhoneMatch = cleanDigits.length > 0 && empInternalPhoneDigits.includes(cleanDigits);
+    const internalPhoneStringMatch = emp.internal_phone && emp.internal_phone.toLowerCase().includes(cleanSearch);
+
+    return nameMatch || jobMatch || companyMatch || deptMatch || emailMatch || phoneMatch || internalPhoneMatch || internalPhoneStringMatch;
+  });
 
   return (
     <div className="admin-layout">

update.sh

@@ -26,6 +26,13 @@ fi
 log "Navigating to ${INSTALL_DIR}"
 cd "$INSTALL_DIR" || die "Directory ${INSTALL_DIR} does not exist. Run install.sh first."
 
+# 2.1. Backup existing database
+if [ -f "${INSTALL_DIR}/data/database.db" ]; then
+  log "Backing up existing database"
+  cp "${INSTALL_DIR}/data/database.db" "${INSTALL_DIR}/data/database.db.bak"
+  log "Database backup created at ${INSTALL_DIR}/data/database.db.bak"
+fi
+
 # 3. Configure git safe directory
 log "Configuring git safe directory"
 git config --global --add safe.directory "$INSTALL_DIR" || true
@@ -79,6 +86,7 @@ log "Running health check..."
 sleep 5
 if curl -fsSI "http://127.0.0.1:${HOST_PORT}/" >/dev/null; then
   log "Update completed successfully!"
+  log "Service HTTP Status: $(curl -o /dev/null -s -w "%{http_code}" http://127.0.0.1:${HOST_PORT}/)"
   log "Container Status:"
   docker ps --filter "name=${CONTAINER_NAME}"