Rust README and test project updates

Author: Chuxel

containers/rust/.vscode/launch.json

@@ -7,31 +7,12 @@
         {
             "type": "lldb",
             "request": "launch",
-            "name": "Debug executable 'hello_world'",
+            "name": "Debug executable",
             "cargo": {
                 "args": [
                     "build",
-                    "--bin=hello_world",
-                    "--package=hello_world",
-                    "--manifest-path=test-project/Cargo.toml"
-                ],
-                "filter": {
-                    "kind": "bin"
-                }
-            },
-            "args": [],
-            "cwd": "${workspaceFolder}/test-project"
-        },
-        {
-            "type": "lldb",
-            "request": "launch",
-            "name": "Debug unit tests in executable 'hello_world'",
-            "cargo": {
-                "args": [
-                    "test",
-                    "--no-run",
-                    "--bin=hello_world",
-                    "--package=hello_world",
+                    "--bin=hello_remote_world",
+                    "--package=hello_remote_world",
                     "--manifest-path=test-project/Cargo.toml"
                 ],
                 "filter": {

containers/rust/README.md

@@ -10,21 +10,40 @@
 | *Definition type* | Dockerfile |
 | *Languages, platforms* | Rust |
 
-## Usage
+## Using this definition with an existing folder
 
-[See here for information on adding it to your project.](../../README.md#using-a-definition).  There is no extra steps to using this dev container. 
+This definition does require any special steps to use. Just follow these steps:
 
-### Try it!
+1. If this is your first time using a development container, please follow the [getting started steps](https://aka.ms/vscode-remote/containers/getting-started) to set up your machine.
 
-Just follow these steps to try out the test project:
+2. To use VS Code's copy of this definition:
+   1. Start VS Code and open your project folder.
+   2. Press <kbd>F1</kbd> select and **Remote-Containers: Create Container Configuration File...** from the command palette.
+   3. Select the Rust definition.
 
-1. Clone the vscode-dev-containers repository
-2. Start VS Code and run **Remote-Container: Open Folder in Container...** and select this folder
-3. Hit F5 or click on the Debug panel and start select "Debug executable 'hello world'"
-4. The project will run and output "Hello, VS Code Remote!"
+3. To use latest-and-greatest copy of this definition from the repository:
+   1. Clone this repository.
+   2. Copy the contents of `containers/rust/.devcontainer` to the root of your project folder.
+   3. Start VS Code and open your project folder.
+
+4. After following step 2 or 3, the contents of the `.devcontainer` folder in your project can be adapted to meet your needs.
+
+5. Finally, press <kbd>F1</kbd> and run **Remote-Containers: Reopen Folder in Container** to start using the definition.
+
+## Testing the definition
+
+This definition includes some test code that will help you verify it is working as expected on your system. Follow these steps:
+
+1. If this is your first time using a development container, please follow the [getting started steps](https://aka.ms/vscode-remote/containers/getting-started) to set up your machine.
+2. Clone this repository.
+3. Start VS Code, press <kbd>F1</kbd>, and select **Remote-Containers: Open Folder in Container...**
+4. Select the `containers/rust` folder.
+5. After the folder has opened in the container, press <kbd>F5</kbd> to start the project.
+6. You should see "Hello, VS Code Remote - Containers!" in the Debug Console after the program executes.
+7. From here, you can add breakpoints or edit the contents of the `test-project` folder to do further testing.
 
 ## License
 
 Copyright (c) Microsoft Corporation. All rights reserved.
 
-Licensed under the MIT License. See [LICENSE](../../LICENSE).
+Licensed under the MIT License. See [LICENSE](https://github.com/Microsoft/vscode-dev-containers/blob/master/LICENSE).

containers/rust/test-project/Cargo.lock

@@ -1,4 +1,4 @@
 [package]
-name = "hello_world"
+name = "hello_remote_world"
 version = "0.1.0"
 authors = ["VS Code <[email protected]>"]

containers/rust/test-project/Cargo.toml

@@ -5,6 +5,6 @@
 
 
 fn main() {
-    let name = "VS Code Remote";
+    let name = "VS Code Remote - Containers";
     println!("Hello, {}!", name);
 }