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

app/api/dashboard/config/route.ts

@@ -3,6 +3,8 @@ import { getServerSession } from "next-auth";
 import { authOptions } from "../../../../lib/auth";
 import { prisma } from "../../../../lib/prisma";
 
+export const dynamic = "force-dynamic";
+
 export async function GET(_request: NextRequest) {
   const session = await getServerSession(authOptions);
   if (!session?.user) {

app/api/dashboard/metrics/route.ts

@@ -5,6 +5,8 @@ import { sessionMetrics } from "../../../../lib/metrics";
 import { prisma } from "../../../../lib/prisma";
 import type { ChatSession } from "../../../../lib/types";
 
+export const dynamic = "force-dynamic";
+
 interface SessionUser {
   email: string;
   name?: string;

app/api/dashboard/session-filter-options/route.ts

@@ -3,6 +3,8 @@ import { getServerSession } from "next-auth/next";
 import { authOptions } from "../../../../lib/auth";
 import { prisma } from "../../../../lib/prisma";
 
+export const dynamic = "force-dynamic";
+
 export async function GET(_request: NextRequest) {
   const authSession = await getServerSession(authOptions);
 

app/api/dashboard/session/[id]/route.ts

@@ -2,6 +2,8 @@ import { type NextRequest, NextResponse } from "next/server";
 import { prisma } from "../../../../../lib/prisma";
 import type { ChatSession } from "../../../../../lib/types";
 
+export const dynamic = "force-dynamic";
+
 export async function GET(
   _request: NextRequest,
   { params }: { params: Promise<{ id: string }> }

app/api/dashboard/sessions/route.ts

@@ -1,10 +1,12 @@
-import type { Prisma } from "@prisma/client";
+import type { Prisma, SessionCategory } from "@prisma/client";
 import { type NextRequest, NextResponse } from "next/server";
 import { getServerSession } from "next-auth/next";
 import { authOptions } from "../../../../lib/auth";
 import { prisma } from "../../../../lib/prisma";
 import type { ChatSession } from "../../../../lib/types";
 
+export const dynamic = "force-dynamic";
+
 export async function GET(request: NextRequest) {
   const authSession = await getServerSession(authOptions);
 
@@ -44,7 +46,7 @@ export async function GET(request: NextRequest) {
     // Category Filter
     if (category && category.trim() !== "") {
       // Cast to SessionCategory enum if it's a valid value
-      whereClause.category = category;
+      whereClause.category = category as SessionCategory;
     }
 
     // Language Filter

app/api/dashboard/settings/route.ts

@@ -3,6 +3,8 @@ import { getServerSession } from "next-auth";
 import { authOptions } from "../../../../lib/auth";
 import { prisma } from "../../../../lib/prisma";
 
+export const dynamic = "force-dynamic";
+
 export async function POST(request: NextRequest) {
   const session = await getServerSession(authOptions);
   if (!session?.user || session.user.role !== "ADMIN") {

app/api/dashboard/users/route.ts

@@ -5,6 +5,8 @@ import { getServerSession } from "next-auth";
 import { authOptions } from "../../../../lib/auth";
 import { prisma } from "../../../../lib/prisma";
 
+export const dynamic = "force-dynamic";
+
 interface UserBasicInfo {
   id: string;
   email: string;