✨ Add Developer Mentorship Service & Fix Contact Form (#6)

* fix: add force-static export to sitemap for static build compatibility

- Add 'export const dynamic = "force-static"' to sitemap.ts
- Fixes Next.js static export build error when using output: export
- Resolves make build-serve failing due to missing static export configuration

* fix: correct repository URL and directory name in README.md

- Update clone URL from generic 'seu-usuario/helpdev.git' to actual 'gbzarelli/helpdev.com.br.git'
- Fix directory name in clone instructions from 'helpdev' to 'helpdev.com.br'
- Update project structure section to reflect correct directory name

* feat: add services page, contact form, and major site improvements

🚀 New Features:
- Add /services page with detailed service offerings and pricing
- Create ContactForm component with FormSubmit integration for lead generation
- Add /thanks page for form submission confirmation
- Implement robots.txt for SEO optimization
- Add comprehensive Makefile for development workflow automation
- Add AGENTS.md documentation for AI-assisted development

🏗️ Site Architecture Improvements:
- Upgrade to Next.js 15 with App Router and React 19
- Update to Tailwind CSS 4 with modern styling
- Enhanced homepage with hero section, services preview, and clear CTAs
- Improved navigation with services link and responsive design
- Updated footer with enhanced styling and contact information
- Better metadata configuration for SEO optimization

📱 UI/UX Enhancements:
- Responsive design improvements across all pages
- Modern card layouts and improved typography
- Enhanced color scheme with better contrast and accessibility
- Interactive elements with hover effects and smooth transitions
- Mobile-first design approach with optimized touch targets

⚙️ Developer Experience:
- Updated package.json with latest dependencies
- Next.js configuration optimized for static export
- Automated build and serve commands via Makefile
- Better development workflow with make commands
- Improved project structure and organization

🔧 Technical Updates:
- Static export compatibility for hosting on static servers
- Optimized build process with proper caching strategies
- Enhanced metadata and SEO configuration
- Better error handling and user feedback systems

* feat: add specialized developer mentorship service and rename team training

- Add 'Mentoria Especializada para Desenvolvedor' as new service with FaUserGraduate icon
- Rename 'Mentoria & Treinamentos' to 'Treinamentos Corporativos' for better differentiation
- Update both homepage and services page for consistency
- Individual mentorship focuses on 1:1 technical guidance and career development
- Corporate training focuses on team workshops and company-wide capacity building

* fix: improve ContactForm configuration and validation for FormSubmit

- Convert ContactForm to Client Component with 'use client'
- Use absolute URLs for redirect (required by FormSubmit)
- Add acceptCharset='UTF-8' for proper character encoding
- Add _template='table' for better email formatting
- Improve honeypot field with proper styling and attributes
- Add client-side form validation with user feedback
- Add onSubmit handler to validate before sending to FormSubmit

This should resolve the 'Form should POST' error by ensuring proper FormSubmit configuration.

---------

Co-authored-by: root <root@gbzarelli-nitro5>

Author: gbzarelli

src/app/components/ContactForm/index.tsx

@@ -1,27 +1,56 @@
+'use client';
+
 import React from 'react';
 
 type Props = {
   redirectPath?: string;
   subject?: string;
 };
 
+// Form validation function
+function validateForm(form: HTMLFormElement): boolean {
+  const requiredFields = form.querySelectorAll('input[required], textarea[required]');
+  for (const field of requiredFields) {
+    const input = field as HTMLInputElement | HTMLTextAreaElement;
+    if (!input.value.trim()) {
+      alert(`Por favor, preencha o campo: ${input.previousElementSibling?.textContent || 'obrigatório'}`);
+      input.focus();
+      return false;
+    }
+  }
+  return true;
+}
+
 export function ContactForm({
   redirectPath = '/thanks',
   subject = 'Novo contato - Proposta | HelpDev',
 }: Props) {
   const actionUrl = 'https://formsubmit.co/gbzarelli@helpdev.com.br';
+  const fullRedirectUrl = `https://helpdev.com.br${redirectPath}`;
+
+  const handleSubmit = (e: React.FormEvent<HTMLFormElement>) => {
+    const form = e.currentTarget;
+    if (!validateForm(form)) {
+      e.preventDefault();
+      return;
+    }
+    // Form is valid, let it submit normally to FormSubmit
+  };
 
   return (
     <form
       action={actionUrl}
       method="POST"
+      acceptCharset="UTF-8"
+      onSubmit={handleSubmit}
       className="bg-white text-gray-900 p-6 rounded-xl shadow-md max-w-2xl mx-auto text-left"
     >
       {/* FormSubmit configuration */}
-      <input type="hidden" name="_next" value={redirectPath} />
+      <input type="hidden" name="_next" value={fullRedirectUrl} />
       <input type="hidden" name="_subject" value={subject} />
       <input type="hidden" name="_captcha" value="false" />
-      <input type="text" name="_honey" className="hidden" aria-hidden="true" />
+      <input type="hidden" name="_template" value="table" />
+      <input type="text" name="_honey" style={{display: 'none'}} tabIndex={-1} autoComplete="off" />
 
       <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
         <div>