feat: add social features, leaderboard, auth enhancements, and admin fixes

- Implement Social Features: Shared Tasks, Global Access, Privacy Settings (Leaderboard/Searchable).
- Add Leaderboard Page and API.
- Enhance Auth: Support Email/Username login, explicit duplicate registration errors.
- Fix: Admin login password hash regression.
- Refactor: Move to wouter for routing, add Admin Dashboard and User Management.
- Add Setup Wizard.
- Update UI with Sidebar and Gamification elements.

server/db.ts

@@ -5,12 +5,12 @@ import * as schema from '../shared/schema.js';
 import { sql } from 'drizzle-orm';
 
 let db: ReturnType<typeof drizzle> | null = null;
-let pool: Pool | null = null;
+export let pool: Pool | null = null;
 
 export function getDatabase() {
   if (!db) {
     const databaseUrl = process.env.DATABASE_URL;
-    
+
     if (!databaseUrl) {
       throw new Error('DATABASE_URL environment variable is not set');
     }
@@ -19,7 +19,7 @@ export function getDatabase() {
     // Values: 'true', 'false', or 'require'
     // Default: false (no SSL)
     let sslConfig: any = false;
-    
+
     if (process.env.DATABASE_SSL === 'true') {
       sslConfig = { rejectUnauthorized: false };  // SSL with self-signed certs
     } else if (process.env.DATABASE_SSL === 'require') {
@@ -41,14 +41,14 @@ export function getDatabase() {
 export async function runMigrations() {
   try {
     const database = getDatabase();
-    
+
     // Push schema to database (creates/updates tables as needed)
     // This is equivalent to running `drizzle-kit push`
     console.log('Checking database schema...');
-    
+
     // Enable pgcrypto extension for gen_random_uuid()
     await database.execute(sql`CREATE EXTENSION IF NOT EXISTS "pgcrypto"`);
-    
+
     // Create tables if they don't exist
     await database.execute(sql`
       CREATE TABLE IF NOT EXISTS users (
@@ -57,7 +57,7 @@ export async function runMigrations() {
         password TEXT NOT NULL
       )
     `);
-    
+
     await database.execute(sql`
       CREATE TABLE IF NOT EXISTS labels (
         id VARCHAR PRIMARY KEY DEFAULT gen_random_uuid(),
@@ -65,7 +65,7 @@ export async function runMigrations() {
         color TEXT NOT NULL
       )
     `);
-    
+
     await database.execute(sql`
       CREATE TABLE IF NOT EXISTS tasks (
         id VARCHAR PRIMARY KEY DEFAULT gen_random_uuid(),
@@ -81,7 +81,7 @@ export async function runMigrations() {
         label_id VARCHAR REFERENCES labels(id)
       )
     `);
-    
+
     console.log('✓ Database schema is up to date');
   } catch (error) {
     console.error('Failed to run migrations:', error);
@@ -93,12 +93,12 @@ export async function initializeDatabase() {
   try {
     // Run migrations first
     await runMigrations();
-    
+
     const database = getDatabase();
-    
+
     // Create default labels if they don't exist
     const existingLabels = await database.select().from(schema.labels);
-    
+
     if (existingLabels.length === 0) {
       const defaultLabels = [
         { name: "Work", color: "#3B82F6" },
@@ -106,11 +106,11 @@ export async function initializeDatabase() {
         { name: "Urgent", color: "#EF4444" },
         { name: "Study", color: "#8B5CF6" },
       ];
-      
+
       await database.insert(schema.labels).values(defaultLabels);
       console.log('✓ Created default labels');
     }
-    
+
     console.log('✓ Database initialized successfully');
   } catch (error) {
     console.error('Failed to initialize database:', error);