feat: Updates cli documentation to use the swift-cli-doc package.

Sources/hpa/VaultCommands/VaultCommand.swift

@@ -1,4 +1,5 @@
 import ArgumentParser
+import CliDoc
 
 struct VaultCommand: AsyncParsableCommand {
 
@@ -7,12 +8,21 @@ struct VaultCommand: AsyncParsableCommand {
   static let configuration = CommandConfiguration(
     commandName: commandName,
     abstract: createAbstract("Vault commands."),
-    discussion: Discussion(
-      .text("""
-      Allows you to run `ansible-vault` commands on your project or project-template.
-      """),
-      .seeAlso(label: "Ansible Vault", command: "ansible-vault")
-    ).render(),
+    discussion: Discussion {
+      VStack {
+        """
+        Allows you to run `ansible-vault` commands on your project or project-template.
+
+        Ansible-vault allows you to store sensitive variables in an encrypted format.
+        """
+        SeeAlso {
+          "ansible-vault --help"
+        } label: {
+          "Ansible Vault"
+        }
+      }
+      .separator(.newLine(count: 2))
+    },
     subcommands: [
       EncryptCommand.self, DecryptCommand.self
     ]