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.

backend/tests/conftest.py

@@ -17,8 +17,8 @@ from app.services.stripe_service import init_stripe_db
 def app():
     """Create application for testing."""
     os.environ['FLASK_ENV'] = 'testing'
-    test_root = tempfile.mkdtemp(prefix='saas-pdf-tests-')
-    db_path = os.path.join(test_root, 'test_saas_pdf.db')
+    test_root = tempfile.mkdtemp(prefix='dociva-tests-')
+    db_path = os.path.join(test_root, 'test_dociva.db')
     upload_folder = os.path.join(test_root, 'uploads')
     output_folder = os.path.join(test_root, 'outputs')
     os.environ['DATABASE_PATH'] = db_path