feat: initialize k-tv-frontend with Next.js and Tailwind CSS

- Added package.json with dependencies and scripts for development, build, and linting.
- Created postcss.config.mjs for Tailwind CSS integration.
- Added SVG assets for UI components including file, globe, next, vercel, and window icons.
- Configured TypeScript with tsconfig.json for strict type checking and module resolution.

k-tv-backend/.env.example

@@ -0,0 +1,77 @@
+# ============================================================================
+# K-TV Configuration
+# ============================================================================
+# Copy this file to .env and adjust values for your environment.
+
+# ============================================================================
+# Server
+# ============================================================================
+HOST=127.0.0.1
+PORT=3000
+
+# ============================================================================
+# Database
+# ============================================================================
+# SQLite (default)
+DATABASE_URL=sqlite:data.db?mode=rwc
+
+# PostgreSQL (requires postgres feature flag)
+# DATABASE_URL=postgres://user:password@localhost:5432/mydb
+
+DB_MAX_CONNECTIONS=5
+DB_MIN_CONNECTIONS=1
+
+# ============================================================================
+# Cookie Secret
+# ============================================================================
+# Used to encrypt the OIDC state cookie (CSRF token, PKCE verifier, nonce).
+# Must be at least 64 characters in production.
+COOKIE_SECRET=your-cookie-secret-key-must-be-at-least-64-characters-long-for-security!!
+
+# Set to true when serving over HTTPS
+SECURE_COOKIE=false
+
+# ============================================================================
+# JWT
+# ============================================================================
+# Must be at least 32 characters in production.
+JWT_SECRET=your-jwt-secret-key-at-least-32-chars
+
+# Optional: embed issuer/audience claims in tokens
+# JWT_ISSUER=your-app-name
+# JWT_AUDIENCE=your-app-audience
+
+# Token lifetime in hours (default: 24)
+JWT_EXPIRY_HOURS=24
+
+# ============================================================================
+# OIDC (optional — requires auth-oidc feature flag)
+# ============================================================================
+# OIDC_ISSUER=https://your-oidc-provider.com
+# OIDC_CLIENT_ID=your-client-id
+# OIDC_CLIENT_SECRET=your-client-secret
+# OIDC_REDIRECT_URL=http://localhost:3000/api/v1/auth/callback
+# OIDC_RESOURCE_ID=your-resource-id   # optional audience claim to verify
+
+# ============================================================================
+# CORS
+# ============================================================================
+CORS_ALLOWED_ORIGINS=http://localhost:5173,http://localhost:3000
+
+# ============================================================================
+# Jellyfin (required for schedule generation)
+# ============================================================================
+# Base URL of your Jellyfin instance
+JELLYFIN_BASE_URL=http://192.168.1.10:8096
+
+# API key — Jellyfin Dashboard → API Keys
+JELLYFIN_API_KEY=your-jellyfin-api-key
+
+# User ID used for library browsing — Jellyfin Dashboard → Users → click user → copy ID from URL
+JELLYFIN_USER_ID=your-jellyfin-user-id
+
+# ============================================================================
+# Production Mode
+# ============================================================================
+# Set to true/production/1 to enforce minimum secret lengths and other checks.
+PRODUCTION=false