chore(readme): add install instructions

Author: nklayman

README.md

@@ -1,3 +1,60 @@
 # vue-cli-plugin-tauri
 
 A Vue CLI plugin for rigging Tauri
+
+## Installation
+
+> Currently not published on npm as it is pre-alpha, but you can test it from git
+
+Prerequisites:
+
+- NodeJS/npm
+- Vue CLI (`yarn global add @vue/cli` / `npm i -g @vue/cli`)
+- [Rust/Cargo](https://www.rust-lang.org/)
+- Tauri CLI (`cargo install tauri-cli`)
+- [Yarn](https://yarnpkg.com/lang/en/) (optional but recommended over npm)
+
+Steps:
+
+1. Create a Vue CLI project
+
+```bash
+vue create my-tauri-app
+cd my-tauri-app
+```
+
+2. Install Vue CLI Plugin Tauri
+
+With Yarn:
+
+```bash
+yarn add --dev https://github.com/tauri-apps/vue-cli-plugin-tauri
+vue invoke tauri
+```
+
+With npm:
+
+```bash
+npm i --dev https://github.com/tauri-apps/vue-cli-plugin-tauri
+vue invoke tauri
+```
+
+3. Run commands
+
+With Yarn:
+
+```bash
+# Start dev server with HMR
+yarn tauri:serve
+# Build executable (dist in src-tauri/target/release)
+yarn tauri:build
+```
+
+With npm:
+
+```bash
+# Start dev server with HMR
+npm run tauri:serve
+# Build executable (dist in src-tauri/target/release)
+npm run tauri:build
+```