Update README.md with more details

packages/core/README.md

@@ -341,14 +341,20 @@ Provides shorthands for getting information about platform action is running on.
 ```js
 import { platform } from '@actions/core'
 
-platform.platform // 'win32'
-platform.arch // 'x64'
+/* equals to a call of os.platform() */
+platform.platform // 'win32' | 'darwin' | 'linux' | 'freebsd' | 'openbsd' | 'android' | 'cygwin' | 'sunos'
+
+/* equals to a call of os.arch() */
+platform.arch // 'x64' | 'arm' | 'arm64' | 'ia32' | 'mips' | 'mipsel' | 'ppc' | 'ppc64' | 'riscv64' | 's390' | 's390x'
+
+/* common shorthands for platform-specific logic */
 platform.isWindows // true
 platform.isMacOS // false
 platform.isLinux // false
 
+/* run platform-specific script to get more details about the exact platform, works on Windows, MacOS and Linux */
 const {
   name, // Microsoft Windows 11 Enterprise
   version, // 10.0.22621
-} = await platform.getInfo()
+} = await platform.getDetails()
 ```