updated deps

core/Cargo.toml

@@ -15,4 +15,4 @@ node-primitives={ version="2.0.0", default-features=false, git='https://github.c
 
 [features]
 default=["std"]
-std    =["codec/std", "scale-info/std", "serde/std", "sp-core/std", "frame-support/std", "sp-std/std"]
+std    =["scale-info/std", "serde/std", "frame-support/std", "sp-core/std", "sp-std/std"]

core/src/constraints.rs

@@ -1,9 +1,11 @@
+use core::fmt::Debug;
+use alloc::vec::Vec;
+
 pub use acl::*;
 use codec::{Decode, Encode};
-use frame_support::pallet_prelude::*;
+use codec::MaxEncodedLen;
 use scale_info::TypeInfo;
 use serde::{Deserialize, Serialize};
-use sp_std::{fmt::Debug, vec::Vec};
 
 /// Supported architectures.
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Encode, Decode, Serialize, Deserialize, TypeInfo)]

core/src/lib.rs

@@ -1,7 +1,8 @@
+//! Includes types and interfaces that are foundational to the core of constraints.
+
 #![cfg_attr(not(feature = "std"), no_std)]
 
-//! Includes types and interfaces that are foundational to the core of constraints.
+extern crate alloc;
 
 pub use constraints::*;
-
 pub mod constraints;