Update CertificateTemplate1 and create page for better customizations

[Ahmedsaed]

• [ ] Change title
  • currently, what's called a title should be named to header and the "Certificate of Appreciation" should be called the title and be changeable.
• [x] Enhance the abstraction of input fields on the create page to centralize the logic for processing input within the certificate component. This approach facilitates seamless integration of new certificate templates in the future.
  • [x] Ensure the input fields capture essential information: Header, Title, Content, Signature, Name, and Position.
  • [x] Implement processing of captured data within the template component. For instance, consider splitting the content into multiple lines to fit in the certificate.
• [x] update the create page to add labels for the input fields