Added graphql endpoint and tested with tags implementation.

server/Cargo.toml

@@ -8,7 +8,6 @@ default-bin = "server"
 
 [dependencies]
 rocket = { version = "0.5.0-rc.2", features = [ "json" ] }
-rocket_cors = { git = "https://github.com/lawliet89/rocket_cors", branch = "master" }
 notmuch = { path = "../notmuch" }
 shared = { path = "../shared" }
 serde_json = "1.0.87"
@@ -18,6 +17,9 @@ log = "0.4.17"
 tokio = "1.26.0"
 glog = "0.1.0"
 urlencoding = "2.1.3"
+async-graphql = "6.0.11"
+async-graphql-rocket = "6.0.11"
+rocket_cors = "0.6.0"
 
 [dependencies.rocket_contrib]
 version = "0.4.11"