fixed docs

docs/docs/developers/contracts/syntax/context.mdx

@@ -71,11 +71,17 @@ The call context contains information about the current call being made:
      - is_static_call: This will be set if and only if the current call is a static call. In a static call, state changing altering operations are not allowed.
      - is_contract_deployment: This will be set if and only if the current call is the contract's constructor.
 
-### Block Header
+### Header
 
-Another structure that is contained within the context is the Block Header object. This object is a special one as it contains all of the roots of Aztec's data trees.
+Another structure that is contained within the context is the Header object.
+In the private context this is a header of a block which used to generate proofs against.
+In the public context this is a header of the block in which the transaction is to be included.
 
-#include_code block-header /yarn-project/noir-protocol-circuits/src/crates/types/src/abis/header.nr rust
+#include_code header /yarn-project/noir-protocol-circuits/src/crates/types/src/header.nr rust
+
+:::info
+The header can be of latest block only in the public context because only public transactions are being executed by the sequencer and therefore only public transactions can have this information.
+:::
 
 ### Contract Deployment Data
 

yarn-project/noir-protocol-circuits/src/crates/types/src/header.nr

@@ -26,12 +26,14 @@ use crate::{
     },
 };
 
+// docs:start:header
 struct Header {
     last_archive: AppendOnlyTreeSnapshot,
     body_hash: [Field; NUM_FIELDS_PER_SHA256],
     state: StateReference,
     global_variables: GlobalVariables,
 }
+// docs:end:header
 
 impl Header {