PDF Upload Front-end

[ipsamiotis]

• [x] A working interface for user to upload .pdf files of music scores
  • [x] "Upload" button
  • [x] Text input for "Name of Composition"
  • [x] Text input for "Name of Composer"
  • [x] Text input for "Instrument" intended for performing the music score
  • [x] Allow only .pdf file upload
• [x] Send .pdf file to back-end

[ipsamiotis]

This issue has been reviewed.