feat(cli): add coder open vscode (#11191)

Fixes #7667

docs/cli/open.md

@@ -0,0 +1,17 @@
+<!-- DO NOT EDIT | GENERATED CONTENT -->
+
+# open
+
+Open a workspace
+
+## Usage
+
+```console
+coder open
+```
+
+## Subcommands
+
+| Name                                    | Purpose                             |
+| --------------------------------------- | ----------------------------------- |
+| [<code>vscode</code>](./open_vscode.md) | Open a workspace in VS Code Desktop |

docs/cli/open_vscode.md

@@ -0,0 +1,22 @@
+<!-- DO NOT EDIT | GENERATED CONTENT -->
+
+# open vscode
+
+Open a workspace in VS Code Desktop
+
+## Usage
+
+```console
+coder open vscode [flags] <workspace> [<directory in workspace>]
+```
+
+## Options
+
+### --generate-token
+
+|             |                                                |
+| ----------- | ---------------------------------------------- |
+| Type        | <code>bool</code>                              |
+| Environment | <code>$CODER_OPEN_VSCODE_GENERATE_TOKEN</code> |
+
+Generate an auth token and include it in the vscode:// URI. This is for automagical configuration of VS Code Desktop and not needed if already configured. This flag does not need to be specified when running this command on a local machine unless automatic open fails.