Next, you need to construct the link such that it uses that HTML file as a trampoline, here is an example:
Here is an example page containing this link. If you click this link on an iphone, the following sequence will get you to run traj:
(on all other platforms except iphone, clicking the link above will take you straight to windy running in a browser tab!)
Next, long-press the link displayed there, this will what will show up:
Press the ‘open in new tab’ option from the lower menu:
Now click the ‘Open’ button, and you are almost there..:
Wait a bit until traj has done it’s thing, and there you are:
Voilà! traj on an iphone!
This is just a proof-of-concept that it’s possible and maybe some kind soul with an advanced degree in web hackery can pick up from here.