fixed readme

Author: robertohuertasm

basics/transfer-sol/steel/README.md

@@ -1,22 +1,27 @@
-# TransferSol
+# Transfer Sol
 
-**TransferSol** is a ...
-        
-## API
-- [`Consts`](api/src/consts.rs) – Program constants.
-- [`Error`](api/src/error.rs) – Custom program errors.
-- [`Event`](api/src/event.rs) – Custom program events.
-- [`Instruction`](api/src/instruction.rs) – Declared instructions.
+Simple example of a Solana program that transfers SOL between accounts.
 
-## Instructions
-- [`Hello`](program/src/hello.rs) – Hello ...
+For more information, see this [README](../README.md).
 
-## State
-- [`User`](api/src/state/user.rs) – User ...
+## Building
 
-## Tests
+```sh
+cargo build-sbf
 
-To run the test suit, use the Solana toolchain:
 ```
-cargo test-sbf         
+## Tests
+
+This project includes both:
+- Rust tests: [`program/tests`](/program/tests) directory.
+- Node.js tests using [Bankrun](https://kevinheavey.github.io/solana-bankrun/): [`tests`](/tests) directory.
+
+```sh
+# rust tests
+cargo test-sbf 
+
+# node tests
+pnpm build-and-test # this will also build the program
+#or 
+pnpm test # if you have already built the program
 ```