chore: cleanup dependencies

Cargo.lock

@@ -275,7 +275,6 @@ version = "0.1.0"
 dependencies = [
  "bimap",
  "thiserror",
- "tokio",
 ]
 
 [[package]]

minisql/Cargo.toml

@@ -8,4 +8,3 @@ edition = "2021"
 [dependencies]
 bimap = "0.6.3"
 thiserror = "1.0.50"
-tokio = { version = "1.35.1", features = ["sync"] }

minisql/src/interpreter.rs

@@ -1,4 +1,3 @@
-use std::sync::Arc;
 use crate::error::Error;
 use crate::internals::row::ColumnPosition;
 use crate::schema::{TableName, TableSchema};
@@ -7,7 +6,6 @@ use crate::operation::{ColumnSelection, Condition, Operation};
 use crate::result::DbResult;
 use crate::type_system::{DbType, IndexableValue, Value};
 use bimap::BiMap;
-use tokio::sync::Mutex;
 use crate::restricted_row::RestrictedRow;
 
 // Use `TablePosition` as index

server/src/main.rs

@@ -7,7 +7,6 @@ use tokio::net::{TcpListener, TcpStream};
 use tokio::sync::{Mutex, RwLock};
 
 use minisql::interpreter::{Response, State};
-use minisql::operation;
 use parser::parse_and_validate;
 use proto::handshake::errors::ServerHandshakeError;
 use proto::handshake::request::HandshakeRequest;