Update README.md

Author: marcomq

examples/plain-javascript/README.md

@@ -3,15 +3,22 @@
 This template should help get you started developing with Tauri and Python Plugin 
 and Vanilla Javascript
 
-## Modifications on default template to add plugin:
+## Quick Start
+- install rust, python and nodeJs
+- run `npm install` in the tauri-plugin-python base path (`cd ../../`)
+- run `npm run build` in the tauri-plugin-python base path
+- run `npm install` in the example path (`cd examples/plain-javascript`)
+- run `npm run tauri dev` to start the application
+
+## Manual modifications on default template to add plugin:
 - add `tauri-plugin-python` to Cargo.toml 
 - add `tauri-plugin-python-api` to package.json
 - modify `permissions:[]` in src-tauri/capabilities/default.json and add "python:default"  
 - modify `src-tauri/src-python/main.py` and add python code, for example `def greet_python(..`
 - add `.plugin(tauri_plugin_python::init())` to `src-tauri/src/lib.rs`
-- include javascript for python plugin for example by adding `<script type="module" src="/tauri-plugin-python-api/index.iife.js" defer></script>`
+- include javascript for python plugin in the index.html file for example by adding `<script type="module" src="/tauri-plugin-python-api/index.iife.js" defer></script>`
 - register python functions in javascript by calling `registerFunction("greet_python");`
-- calling python function by calling `py.greet_python(...)`
+- calling python function by calling `call.greet_python(...)`
 
 ## Recommended IDE Setup