Added initial elements for SQL.

Cargo.toml

@@ -6,11 +6,13 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-async-graphql = "*"
+#async-graphql = "*"
 async-std = { version = "*", features = ["attributes"] }
 config = "*"
+pest = "*"
+pest_derive = "*"
 serde = "*"
-serde_json = "*"
+#serde_json = "*"
 tide = "*"
 
 [dev-dependencies]