chore: kill the long unused db middleware

and a few more dep updates. also remove the hyper dep which we don't need (it's
a sub-dependency)

Closes #693
Closes #1018

Cargo.toml

@@ -41,7 +41,6 @@ googleapis-raw = { version = "0", path = "vendor/mozilla-rust-sdk/googleapis-raw
 # syncserver to either fail to either compile, or start. In those cases, try
 # `cargo build --features grpcio/openssl ...`
 grpcio = { version = "0.8" }
-hyper = "0.13.10"  # RUSTSEC-2021-0020 requires 0.13.10+ or 0.14.3+
 lazy_static = "1.4.0"
 pyo3 = "0.13"
 hawk = "3.2"

src/server/mod.rs

@@ -77,7 +77,6 @@ macro_rules! build_app {
             // These will wrap all outbound responses with matching status codes.
             .wrap(ErrorHandlers::new().handler(StatusCode::NOT_FOUND, ApiError::render_404))
             // These are our wrappers
-            // .wrap(middleware::db::DbTransaction::new())
             .wrap(middleware::weave::WeaveTimestamp::new())
             .wrap(middleware::sentry::SentryWrapper::default())
             .wrap(middleware::rejectua::RejectUA::default())

src/web/middleware/mod.rs

@@ -1,4 +1,3 @@
-// pub mod db;
 pub mod rejectua;
 pub mod sentry;
 pub mod weave;