simplify README & ready to release 0.1

README.md

@@ -5,19 +5,18 @@ numbers
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 `numbers` is a library for C++17 and later versions that handles integer overflow similar to Rust. It simplifies integer overflow situations.
 
 ## Features
 
 - **Full Control** over handling integer overflow
 
+- **Support for Multiple Toolchains**: GCC, Clang, MSVC
+
 - Same as **Primitive Types** (WIP)
 
-- **Support Integers**: i8, i16, i32, i64, u8, u16, u32, u64, even i128 & u128
+- **Support for Various Integer Type**: i8, i16, i32, i64, u8, u16, u32, u64, even i128 & u128
 
 <details>
 <summary>Usage</summary>