Implement Phase 2 features for Campaign Command Center

Adds 14 new features across the dashboard:
- Deal Risk Scoring (0-100) with risk factors on pipeline deals
- Account Health Score with multi-factor analysis on account cards
- Next Best Action Engine on Executive Overview
- Account Notes with pin/edit/delete in activity overlay and account detail
- Stakeholder Contact Map with role, sentiment, email, LinkedIn
- Competitive Intelligence Tracker with multi-select competitors and filtering
- CSV/Excel Export on accounts, activities, and pipeline pages
- Data Quality Dashboard in admin with completeness scoring
- Campaign Playbook Templates with 5 default plays and account progress tracking
- Goals & District Targets with quarterly tracking and progress bars
- Weekly Status Report (printable) and Executive Summary (printable)
- Activity Effectiveness Scoring showing pipeline conversion by activity type
- Mobile Activity FAB for quick activity logging on mobile
- Multi-User Auth (NextAuth + Google OAuth, @broadcom.com domain, role-based)

Also adds Phase 2 API route, scoring utilities, sidebar navigation updates,
and database schema extensions for notes, contacts, snapshots, playbooks,
and district targets.

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

src/types/data.ts

@@ -48,6 +48,7 @@ export interface AccountRecord {
   Anchor_Contract_EAR: number | null;
   Google_Drive_URL: string | null;
   Campaign_Artifacts_URL: string | null;
+  Competitors: string | null;
 }
 
 export interface ActivityRecord {
@@ -101,6 +102,77 @@ export interface MetricTarget {
   Notes: string | null;
 }
 
+export interface AccountNote {
+  id: number;
+  Account_Name: string;
+  note_text: string;
+  next_action: string | null;
+  is_pinned: number;
+  created_at: string;
+  created_by: string | null;
+}
+
+export interface Contact {
+  id: number;
+  Account_Name: string;
+  Contact_Name: string;
+  Role: string | null;
+  Sentiment: string | null;
+  Email: string | null;
+  LinkedIn_URL: string | null;
+}
+
+export interface Snapshot {
+  id: number;
+  snapshot_date: string;
+  period_type: 'weekly' | 'monthly' | 'quarterly';
+  total_accounts: number;
+  accounts_touched: number;
+  total_pipeline: number;
+  open_opps: number;
+  closed_won_amount: number;
+  total_activities: number;
+  accounts_by_priority_json: string;
+  pipeline_by_stage_json: string;
+  district_data_json: string;
+}
+
+export interface PipelineSnapshot {
+  id: number;
+  snapshot_date: string;
+  Opportunity_ID: string;
+  Account_Name: string;
+  Stage: string;
+  Amount_USD: number;
+  Forecast_Category: string;
+}
+
+export interface Playbook {
+  id: number;
+  play_name: string;
+  description: string | null;
+  steps_json: string;
+}
+
+export interface PlaybookProgress {
+  id: number;
+  Account_Name: string;
+  playbook_id: number;
+  current_step: number;
+  status: string;
+  started_at: string;
+  updated_at: string;
+}
+
+export interface DistrictTarget {
+  id: number;
+  District_Name: string;
+  quarter: string;
+  activities_per_week: number;
+  accounts_touched: number;
+  pipeline_generated: number;
+}
+
 export interface DashboardData {
   pipeline: PipelineRecord[];
   accounts: AccountRecord[];