fix: comprehensive TypeScript/build fixes and modernization

- Update tsconfig to ES2024 target and bundler moduleResolution
- Add dynamic imports for chart.js and recharts (bundle optimization)
- Consolidate 17 useState into useReducer in sessions page
- Fix 18 .js extension imports across lib files
- Add type declarations for @rapideditor/country-coder
- Fix platform user types (PlatformUserRole enum)
- Fix Calendar component prop types
- Centralize next-auth type augmentation
- Add force-dynamic to all API routes (prevent build-time prerender)
- Fix Prisma JSON null handling with Prisma.DbNull
- Fix various type mismatches (SessionMessage, ImportRecord, etc.)
- Export ButtonProps from button component
- Update next-themes import path
- Replace JSX.Element with React.ReactElement
- Remove obsolete debug scripts and pnpm lockfile
- Downgrade eslint to v8 for next compatibility

lib/auth.ts

@@ -3,34 +3,7 @@ import type { NextAuthOptions } from "next-auth";
 import CredentialsProvider from "next-auth/providers/credentials";
 import { prisma } from "./prisma";
 
-// Define the shape of the JWT token
-declare module "next-auth/jwt" {
-  interface JWT {
-    companyId: string;
-    role: string;
-  }
-}
-
-// Define the shape of the session object
-declare module "next-auth" {
-  interface Session {
-    user: {
-      id?: string;
-      name?: string;
-      email?: string;
-      companyId?: string;
-      role?: string;
-    };
-  }
-
-  interface User {
-    id: string;
-    email: string;
-    name?: string;
-    companyId: string;
-    role: string;
-  }
-}
+// Type augmentation moved to types/next-auth.d.ts
 
 export const authOptions: NextAuthOptions = {
   providers: [
@@ -50,13 +23,13 @@ export const authOptions: NextAuthOptions = {
           include: { company: true },
         });
 
-        if (!user || !user.hashedPassword) {
+        if (!user || !user.password) {
           return null;
         }
 
         const isPasswordValid = await bcrypt.compare(
           credentials.password,
-          user.hashedPassword
+          user.password
         );
 
         if (!isPasswordValid) {