feat: update package.json scripts and add prisma seed command

refactor: improve refresh-sessions API handler for better readability and error handling

fix: enhance NextAuth configuration with session token handling and cookie settings

chore: update dashboard API handlers for consistency and improved error responses

style: format dashboard API routes for better readability

feat: implement forgot password and reset password functionality with security improvements

feat: add user registration API with email existence check and initial company creation

chore: create initial database migration and seed script for demo data

style: clean up PostCSS and Tailwind CSS configuration files

fix: update TypeScript configuration for stricter type checking

chore: add development environment variables for NextAuth

feat: create Providers component for session management in the app

chore: initialize Prisma migration and seed files for database setup

prisma/migrations/20250521191702_init/migration.sql

@@ -0,0 +1,50 @@
+-- CreateTable
+CREATE TABLE "Company" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "name" TEXT NOT NULL,
+    "csvUrl" TEXT NOT NULL,
+    "csvUsername" TEXT,
+    "csvPassword" TEXT,
+    "sentimentAlert" REAL,
+    "dashboardOpts" TEXT,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL
+);
+
+-- CreateTable
+CREATE TABLE "User" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "email" TEXT NOT NULL,
+    "password" TEXT NOT NULL,
+    "companyId" TEXT NOT NULL,
+    "role" TEXT NOT NULL,
+    "resetToken" TEXT,
+    "resetTokenExpiry" DATETIME,
+    CONSTRAINT "User_companyId_fkey" FOREIGN KEY ("companyId") REFERENCES "Company" ("id") ON DELETE RESTRICT ON UPDATE CASCADE
+);
+
+-- CreateTable
+CREATE TABLE "Session" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "companyId" TEXT NOT NULL,
+    "startTime" DATETIME NOT NULL,
+    "endTime" DATETIME NOT NULL,
+    "ipAddress" TEXT,
+    "country" TEXT,
+    "language" TEXT,
+    "messagesSent" INTEGER,
+    "sentiment" REAL,
+    "escalated" BOOLEAN,
+    "forwardedHr" BOOLEAN,
+    "fullTranscriptUrl" TEXT,
+    "avgResponseTime" REAL,
+    "tokens" INTEGER,
+    "tokensEur" REAL,
+    "category" TEXT,
+    "initialMsg" TEXT,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    CONSTRAINT "Session_companyId_fkey" FOREIGN KEY ("companyId") REFERENCES "Company" ("id") ON DELETE RESTRICT ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "User_email_key" ON "User"("email");