chore: update project branding from SaaS-PDF to Dociva

- Updated robots.txt to reflect new site name and sitemap URL.
- Modified sitemap.xml to change all URLs from saas-pdf.com to dociva.io.
- Changed storage key for site assistant in SiteAssistant.tsx.
- Updated SEOHead.tsx to change site name in meta tags.
- Translated app name and related text in Arabic, English, and French JSON files.
- Updated contact email in ContactPage.tsx, PrivacyPage.tsx, and TermsPage.tsx.
- Changed internal admin page title to reflect new branding.
- Updated pricing page meta description to reference Dociva.
- Adjusted Nginx configuration for new domain.
- Modified deployment script to reflect new branding.
- Updated sitemap generation script to use new domain.

.env.example

@@ -5,7 +5,7 @@ SECRET_KEY=change-me-in-production
 INTERNAL_ADMIN_EMAILS=admin@example.com
 
 # Site Domain (used in sitemap, robots.txt, emails)
-SITE_DOMAIN=https://saas-pdf.com
+SITE_DOMAIN=https://dociva.io
 
 # Redis
 REDIS_URL=redis://redis:6379/0
@@ -22,7 +22,7 @@ OPENROUTER_BASE_URL=https://openrouter.ai/api/v1/chat/completions
 # AWS S3
 AWS_ACCESS_KEY_ID=your-access-key
 AWS_SECRET_ACCESS_KEY=your-secret-key
-AWS_S3_BUCKET=saas-pdf-temp-files
+AWS_S3_BUCKET=dociva-temp-files
 AWS_S3_REGION=eu-west-1
 
 # File Processing
@@ -30,7 +30,7 @@ MAX_CONTENT_LENGTH_MB=50
 UPLOAD_FOLDER=/tmp/uploads
 OUTPUT_FOLDER=/tmp/outputs
 FILE_EXPIRY_SECONDS=1800
-DATABASE_PATH=/app/data/saas_pdf.db
+DATABASE_PATH=/app/data/dociva.db
 
 # CORS
 CORS_ORIGINS=http://localhost:5173,http://localhost:3000
@@ -49,7 +49,7 @@ SENTRY_ENVIRONMENT=development
 DATABASE_URL=
 
 # Frontend
-VITE_SITE_DOMAIN=https://saas-pdf.com
+VITE_SITE_DOMAIN=https://dociva.io
 VITE_SENTRY_DSN=
 
 # Frontend Analytics / Ads (Vite)