Add really basic Rust instruction for getting started section

Author: Maxime Mangel

docs/docs/getting-started/Rust.md

@@ -3,6 +3,61 @@ title: Rust
 layout: standard
 ---
 
+:::warning
+Rust target is in alpha meaning that not everything is supported and breaking changes can happen.
+:::
+
 :::info
-This section is under construction.
-:::
+Please make sure you followed the [Fable setup guide](/docs/2-steps/your-first-fable-project) before continuing.
+:::
+
+
+<ul class="textual-steps">
+
+<li>
+
+Create a `Cargo.toml` file with the following content:
+
+```toml
+[package]
+name = "fable-rust-sample"
+version = "0.1.0"
+edition = "2021" 
+
+[[bin]]
+name = "program"
+path = "Program.fs.rs"
+
+[dependencies]
+fable_library_rust = { path = "./fable_modules/fable-library-rust" }
+```
+
+</li>
+
+<li>
+
+Change `Program.fs` to the following:
+
+```fs
+[<EntryPoint>]
+let main args = 
+    printfn "Hello from F#"
+    0
+```
+
+</li>
+
+<li>
+
+Compile your code using Fable and run it using Rust.
+
+```bash
+dotnet fable --lang rust
+cargo run
+```
+
+You should see `Hello from F#` in your terminal.
+
+</li>
+
+</ul>

docs/docs/getting-started/your-first-fable-project.md

@@ -82,8 +82,8 @@ To go further look into the respective target documentation to have an example o
 - [JavaScript](/docs/getting-started/javascript.html)
 - [TypeScript](/docs/getting-started/typescript.html)
 - [Python](/docs/getting-started/python.html)
-<!-- - [Dart](/docs/getting-started/dart.html)
 - [Rust](/docs/getting-started/rust.html)
+<!-- - [Dart](/docs/getting-started/dart.html)
 - [PHP](/docs/getting-started/php.html) -->
 
 </li>