warning: useless use of `vec!`
   --> src/web.rs:459:15
    |
459 |       let csp = vec![
    |  _______________^
460 | |         "sandbox allow-scripts allow-forms",
461 | |         "default-src 'none'",
462 | |         "script-src 'self'",
463 | |         "style-src 'self'",
464 | |         "form-action *",
465 | |     ]
    | |_____^
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
    = note: `#[warn(clippy::useless_vec)]` on by default
help: you can use an array directly
    |
459 ~     let csp = ["sandbox allow-scripts allow-forms",
460 +         "default-src 'none'",
461 +         "script-src 'self'",
462 +         "style-src 'self'",
463 +         "form-action *"]
    |