[Single Program] Verify that each template displays all required fields with correct data types and field completion

[KurtiakRostyslav]

Priority: Critical

Preconditions

1. Administrator is logged in
2. Templates loaded
3. Templates section visible
4. Test data contains templates with titles, descriptions, and images

Steps to reproduce

1. Browse the templates section
2. Select any card template (e.g. T1)
3. Verify that the template is displayed:
4. Title field - Enter text (maximum 60 characters)
5. Description field - Enter text (maximum 600 characters)
6. Image field - Displays the uploaded image
7. Verify the placeholder text:
8. "Enter title" for the title field
9. "Enter description" for the description field
10. Repeat for all templates (T1-T7)

Expected result

All three required fields are displayed for each template
Field types correctly defined (text input, text input, image file)
Placeholders are correct and visible
Data is correctly populated from uploaded templates
Character limits apply (60 for title, 600 for description)

Postconditions

All fields are validated and displayed correctly
No display issues

User story:
#646

Related bug: