Flash messages

[lpil]

Flash messages are short text messages stored in a one-request cookie which is used to add that text (often in a banner or alert popup) to the next page load.

https://hexdocs.pm/phoenix/controllers.html#flash-messages

Should we sign these flash cookies? #5

[sporto]

I made this middleware to use in my app https://hexdocs.pm/wisp_flash/index.html

[lpil]

Ah wonderful! Thank you!