feat: add auth and data providers with mock data hooks

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

src/providers/data-provider.tsx

@@ -0,0 +1,52 @@
+import type { ReactNode } from 'react';
+import { createContext, useContext, useState } from 'react';
+
+import type { Lead, Campaign, Ad, LeadActivity, FollowUp, WhatsAppTemplate, Agent } from '@/types/entities';
+import { mockLeads, mockCampaigns, mockAds, mockFollowUps, mockLeadActivities, mockTemplates, mockAgents } from '@/mocks';
+
+type DataContextType = {
+    leads: Lead[];
+    campaigns: Campaign[];
+    ads: Ad[];
+    followUps: FollowUp[];
+    leadActivities: LeadActivity[];
+    templates: WhatsAppTemplate[];
+    agents: Agent[];
+    updateLead: (id: string, updates: Partial<Lead>) => void;
+};
+
+const DataContext = createContext<DataContextType | undefined>(undefined);
+
+export const useData = (): DataContextType => {
+    const context = useContext(DataContext);
+
+    if (context === undefined) {
+        throw new Error('useData must be used within a DataProvider');
+    }
+
+    return context;
+};
+
+interface DataProviderProps {
+    children: ReactNode;
+}
+
+export const DataProvider = ({ children }: DataProviderProps) => {
+    const [leads, setLeads] = useState<Lead[]>(mockLeads);
+    const [campaigns] = useState<Campaign[]>(mockCampaigns);
+    const [ads] = useState<Ad[]>(mockAds);
+    const [followUps] = useState<FollowUp[]>(mockFollowUps);
+    const [leadActivities] = useState<LeadActivity[]>(mockLeadActivities);
+    const [templates] = useState<WhatsAppTemplate[]>(mockTemplates);
+    const [agents] = useState<Agent[]>(mockAgents);
+
+    const updateLead = (id: string, updates: Partial<Lead>) => {
+        setLeads((prev) => prev.map((lead) => (lead.id === id ? { ...lead, ...updates } : lead)));
+    };
+
+    return (
+        <DataContext.Provider value={{ leads, campaigns, ads, followUps, leadActivities, templates, agents, updateLead }}>
+            {children}
+        </DataContext.Provider>
+    );
+};