[Tepix]

It sounds like a good idea, but there are no guarantees.

To verify that nothing is written to persistent storage you'll have to look at target devices in question with the browsers of choice and then do forensics on them. Repeat after every major update.

When copying the image data to canvas, consider adding some kind of obfuscation and use a pixel shader (webgpu) to undo it, so the journalist can see the unobfuscated image before it it sent to the cloud.

Why use a PWA instead of a regular web page? Do you need certain PWA capabilities? Having the PWA on the device will make deniability harder to pull off.

[blackknightdev]

yes the link where you upload it to the Pwa should be a web page like a heater or so and than you do some gesture and it unlock it you can take the Photo and the link and every local memory gets deleted in the browser and you get redirected to google or so