Add query handlers to wormhole-ibc contract

cosmwasm/contracts/wormhole-ibc/src/contract.rs

@@ -4,9 +4,9 @@ use cosmwasm_std::entry_point;
 use crate::ibc::PACKET_LIFETIME;
 use anyhow::Context;
 use cosmwasm_std::{
-    to_binary, DepsMut, Env, IbcMsg, IbcQuery, ListChannelsResponse, MessageInfo, Response,
+    to_binary, DepsMut, Env, IbcMsg, IbcQuery, ListChannelsResponse, MessageInfo, Response, Deps, StdResult, Binary,
 };
-use wormhole::msg::{ExecuteMsg, InstantiateMsg, MigrateMsg};
+use wormhole::msg::{ExecuteMsg, QueryMsg, InstantiateMsg, MigrateMsg};
 
 use crate::msg::WormholeIbcPacketMsg;
 
@@ -102,5 +102,11 @@ fn post_message_ibc(
         .add_message(ibc_msg))
 }
 
+#[cfg_attr(not(feature = "library"), entry_point)]
+pub fn query(deps: Deps, env: Env, msg: QueryMsg) -> StdResult<Binary> {
+    // defer to the core contract logic for all query handling
+    wormhole::contract::query(deps, env, msg)
+}
+
 #[cfg(test)]
 mod tests;