feat: convert entire CLI to clibase (#6491)

I'm sorry.

docs/cli/speedtest.md

@@ -0,0 +1,39 @@
+<!-- DO NOT EDIT | GENERATED CONTENT -->
+
+# speedtest
+
+Run upload and download tests from your machine to a workspace
+
+## Usage
+
+```console
+coder speedtest [flags] <workspace>
+```
+
+## Options
+
+### -d, --direct
+
+|      |                   |
+| ---- | ----------------- |
+| Type | <code>bool</code> |
+
+Specifies whether to wait for a direct connection before testing speed.
+
+### --direction
+
+|         |                   |
+| ------- | ----------------- | ------------ |
+| Type    | <code>enum[up     | down]</code> |
+| Default | <code>down</code> |
+
+Specifies whether to run in reverse mode where the client receives and the server sends.
+
+### -t, --time
+
+|         |                       |
+| ------- | --------------------- |
+| Type    | <code>duration</code> |
+| Default | <code>5s</code>       |
+
+Specifies the duration to monitor traffic.