Auto-generate markdown command docs (#4451)

* Finish updating

* a couple improvements

* Update renames

* cleanup examples

docs/commands/random_bool.md

@@ -0,0 +1,28 @@
+---
+title: random bool
+layout: command
+version: 0.59.0
+---
+
+Generate a random boolean value
+
+## Signature
+
+```> random bool --bias```
+
+## Parameters
+
+ -  `--bias {number}`: Adjusts the probability of a "true" outcome
+
+## Examples
+
+Generate a random boolean value
+```shell
+> random bool
+```
+
+Generate a random boolean value with a 75% chance of "true"
+```shell
+> random bool --bias 0.75
+```
+