Clerk Core Workflow B: Session & Middleware Overview Implement session management and route protection with Clerk middleware. Covers configuration, patterns, custom session claims, JWT templates for external services, organization-scoped sessions, and session token v2. Prerequisites - installed with ClerkProvider wrapping the app - Next.js 14+ with App Router - Sign-in/sign-up flows working ( completed) Instructions Step 1: Configure clerkMiddleware with Route Matchers Key behavior: does NOT protect any routes by default. You must explicitly call for routes that require authentication. This i…