script: add link to trigger script and add configuration dialog

Signed-off-by: diditclear <didyourupgradeclear@gmail.com>
manifest.json: initial import

Signed-off-by: diditclear <didyourupgradeclear@gmail.com>
script: switch to product URL and improve errors reporting

Signed-off-by: diditclear <didyourupgradeclear@gmail.com>