how to upload files

i. Log in the app designer designer.mydbapp.com

ii. Navigate to web > files and click on the new button

iii. In the file textbox enter a name for the file eg. myfile

iv. In the data box click Browse… and select the file you want to upload

v. In the content type textbox enter the mime-type for the file

Notes:
Search on Google for the mime-type of the file you are uploading
The following are some common mime-types:
    .jpg image/jpeg
    .png image/png
    .css text/css

vi. Click save button to save it

vii. Now you can reference the file eg. file?file=myfile

Matthew