feat: add coder ping (#6161)

docs/cli/coder_ping.md

@@ -0,0 +1,38 @@
+## coder ping
+
+Ping a workspace
+
+```
+coder ping <workspace> [flags]
+```
+
+### Options
+
+```
+  -h, --help               help for ping
+  -n, --num int            Specifies the number of pings to perform. (default 10)
+  -t, --timeout duration   Specifies how long to wait for a ping to complete. (default 5s)
+  -v, --verbose            Enables verbose logging.
+      --wait duration      Specifies how long to wait between pings. (default 1s)
+```
+
+### Options inherited from parent commands
+
+```
+      --global-config coder   Path to the global coder config directory.
+                              Consumes $CODER_CONFIG_DIR (default "~/.config/coderv2")
+      --header stringArray    HTTP headers added to all requests. Provide as "Key=Value".
+                              Consumes $CODER_HEADER
+      --no-feature-warning    Suppress warnings about unlicensed features.
+                              Consumes $CODER_NO_FEATURE_WARNING
+      --no-version-warning    Suppress warning when client and server versions do not match.
+                              Consumes $CODER_NO_VERSION_WARNING
+      --token string          Specify an authentication token. For security reasons setting CODER_SESSION_TOKEN is preferred.
+                              Consumes $CODER_SESSION_TOKEN
+      --url string            URL to a deployment.
+                              Consumes $CODER_URL
+```
+
+### SEE ALSO
+
+- [coder](coder.md) -