feat: add new components for navigation, contact, customer segments, hero section, and service overview

- Implement Navigation component for main navigation links.
- Create ContactSection for displaying contact information and a contact form.
- Add CustomerSegments to showcase target customer groups.
- Develop HeroSection for the landing page with a background image and call-to-action buttons.
- Introduce ServiceOverview to present available services with icons and descriptions.
- Create PageHero for consistent page headers with optional background images.
- Implement TariffTable for displaying internet and phone tariff plans.
- Add TeamGrid to showcase team members with images and roles.
- Create TrustSection to highlight company statistics.
- Implement ValueProposition to present company values with icons.
- Add reusable UI components: Badge, Button, Card, Container, and SectionHeading.
- Define constants for company information, services, and tariffs.
- Create utility function for class name management.
- Define TypeScript types for navigation links, team members, tariff plans, and service cards.
- Configure TypeScript settings for the project.

.gitignore

@@ -31,3 +31,44 @@ npm-debug.log*
 
 # Generated files
 generated/
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/versions
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files (can opt-in for committing if needed)
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts