add docs for uninstall (#444)

runtime/manual/tools/uninstall.md

@@ -0,0 +1,58 @@
+# deno uninstall
+
+Uninstalls an executable script in the installation root's bin directory.
+
+## Command
+
+`deno uninstall [OPTIONS] <NAME>` - Uninstalls `name`.
+
+## Synopsis
+
+```bash
+deno uninstall [--root <root>] [-g|--global] [-q|--quiet] <NAME>
+
+deno uninstall -h|--help
+```
+
+## Description
+
+When uninstalling, the installation root is determined in the following order:
+
+- --root option
+- DENO_INSTALL_ROOT environment variable
+- $HOME/.deno
+
+## Arguments
+
+`NAME`
+
+The name of the script to uninstall.
+
+## Options
+
+- `--root <root>`
+    Installation root
+
+- `-g, --global`
+    Remove globally installed package or module
+
+- `-q, --quiet`
+    Suppress diagnostic output
+
+- `-h, --help`
+
+    Prints help information
+
+## Examples
+
+- Uninstall `serve`
+
+```bash
+deno uninstall serve
+```
+
+- Uninstall `serve` from a specific installation root
+
+```bash
+deno uninstall --root /usr/local serve
+```

sidebars/runtime.js

@@ -225,6 +225,11 @@ const sidebars = {
           label: "deno types",
           id: "manual/tools/types",
         },
+        {
+          type: "doc",
+          label: "deno uninstall",
+          id: "manual/tools/uninstall",
+        },
         {
           type: "doc",
           label: "deno upgrade",