From 3a49a5d661456a6ebc9034c4e0b816493f5b279a Mon Sep 17 00:00:00 2001
From: Pataesci Bufran <56449288+JasonLeung1983@users.noreply.github.com>
Date: Thu, 27 Nov 2025 03:00:07 +0300
Subject: [PATCH] Refactor Cargo.toml comments and dependencies

Updated comments for clarity and disabled default features for compatibility.
---
 sdk/Cargo.toml | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/sdk/Cargo.toml b/sdk/Cargo.toml
index 6d918fc75..0a0c78d18 100644
--- a/sdk/Cargo.toml
+++ b/sdk/Cargo.toml
@@ -1,6 +1,9 @@
+# The Cargo manifest for the Filecoin Virtual Machine Actor Development SDK.
+
 [package]
 name = "fvm_sdk"
 description = "Filecoin Virtual Machine actor development SDK"
+# Use workspace inherited metadata for version, license, edition, and repository for consistency.
 version.workspace = true
 license.workspace = true
 edition.workspace = true
@@ -8,11 +11,14 @@ repository.workspace = true
 authors = ["Protocol Labs", "Filecoin Core Devs"]
 
 [lib]
+# This SDK is a library crate, typically compiled into a Wasm module for FVM.
 crate-type = ["lib"]
 
 [dependencies]
+# Dependencies inherited from the workspace manifest for version control.
 cid = { workspace = true }
-## num-traits; disabling default features makes it play nice with no_std.
+# num-traits: Disabled default features to ensure compatibility with `no_std` environments 
+# like the FVM, optimizing for minimal size.
 num-traits = { workspace = true, default-features = false }
 lazy_static = { workspace = true }
 log = { workspace = true }
@@ -21,10 +27,12 @@ fvm_shared = { workspace = true }
 fvm_ipld_encoding = { workspace = true }
 
 [features]
+# The default set of features when compiling this crate.
 default = ["verify-signature"]
 m2-native = []
 upgrade-actor = []
-# Use this feature to keep `verify_signature` syscall that is supposed to be removed by FIP-0079,
-# The current implementation keeps it by default for backward compatibility reason.
-# See <https://github.com/filecoin-project/ref-fvm/issues/2001>
+
+# This feature keeps the deprecated `verify_signature` syscall.
+# It is enabled by default for backward compatibility purposes until FIP-0079 is fully enforced.
+# See tracking issue: <https://github.com/filecoin-project/ref-fvm/issues/2001>
 verify-signature = []