update readme battle and warrior

contracts/battle/README.md

@@ -7,3 +7,15 @@ The program workspace includes the following packages:
 - `battle-client` is the package containing the client for the program allowing to interact with it from another program, tests, or
   off-chain client.
 
+
+### 🏗️ Building
+
+```sh
+cargo b -r -p "battle"
+```
+
+### ✅ Testing
+
+```sh
+cargo t -r -p "battle"
+```

contracts/battle/warrior/README.md

@@ -1,9 +1,7 @@
 ## The **warrior** program
 
-The program workspace includes the following packages:
-- `warrior` is the package allowing to build WASM binary for the program and IDL file for it.  
-  The package also includes integration tests for the program in the `tests` sub-folder
-- `warrior-app` is the package containing business logic for the program represented by the `WarriorService` structure.  
-- `warrior-client` is the package containing the client for the program allowing to interact with it from another program, tests, or
-  off-chain client.
+### 🏗️ Building
 
+```sh
+cargo b -r -p "warrior*"
+```