docs: add installation/development sections

also explain about `WOKWI_CLI_TOKEN` - close #1

Author: urish

README.md

@@ -2,10 +2,22 @@
 
 Wokwi Simulation API command line interface.
 
+## Installation
+
+Download the latest release from the [GitHub Releases page](https://github.com/wokwi/wokwi-cli/releases/latest). Rename the file to `wokwi-cli` (or `wokwi-cli.exe` on Windows), and put it in your `PATH`.
+
+On Linux, the CLI can be installed using the following command:
+
+```bash
+sudo wget -O /usr/local/bin/wokwi-cli https://github.com/wokwi/wokwi-cli/releases/download/latest/wokwi-cli-linuxstatic-x64
+```
+
 ## Usage
 
+First, ensure that you set the `WOKWI_CLI_TOKEN` environment variable to your Wokwi API token. You can get your token from your [Wokwi profile page](https://wokwi.com/dashboard/profile).
+
 ```
-npx wokwi-cli [directory]
+wokwi-cli [directory]
 ```
 
 The given directory should have a `wokwi.toml` file, as explained in [the documentation](https://docs.wokwi.com/vscode/project-config#wokwitoml).
@@ -15,7 +27,24 @@ For example, you could clone the [ESP32 Hello World binaries repo](https://githu
 ```bash
 git clone https://github.com/wokwi/esp-idf-hello-world
 cd esp-idf-hello-world
-npx wokwi-cli .
+wokwi-cli .
+```
+
+## Development
+
+Clone the repository, install the npm depenedencies, and then run the CLI:
+
+```bash
+git clone https://github.com/wokwi/wokwi-cli
+cd wokwi-cli
+npm install
+npm start
+```
+
+To pass command line arguments to the cli, use `npm start -- [arguments]`. For example, to see the help screen, run:
+
+```
+npm start -- -h
 ```
 
 ## License