feat(admin): Improve DX for deploying admin externally (#3418)

* init deploy command

* add include flag

* add 'shortcut' flag

* add dev command, fix var replacement, change default behaviour

* cleanup params of build command

* fix defaults when using the plugin to serve admin

* add changeset

* fix globals

* update README

* throw error on no build found

---------

Co-authored-by: Oliver Windall Juhl <59018053+olivermrbl@users.noreply.github.com>

packages/admin/src/commands/create-cli.ts

@@ -1,15 +1,47 @@
 import { Command } from "commander"
 import build from "./build"
+import dev from "./dev"
+import eject from "./eject"
 
 export async function createCli(): Promise<Command> {
   const program = new Command()
 
   const buildCommand = program.command("build")
   buildCommand.description("Build the admin dashboard")
+
+  buildCommand.option(
+    "--deployment",
+    "Build for deploying to and external host (e.g. Vercel)"
+  )
+
   buildCommand.option("-o, --out-dir <path>", "Output directory")
   buildCommand.option("-b, --backend <url>", "Backend URL")
-  buildCommand.option("-p, --path <path>", "Base path")
+  buildCommand.option(
+    "-i, --include [paths...]]",
+    "Paths to files that should be included in the build"
+  )
+  buildCommand.option(
+    "-d, --include-dist <path>",
+    "Path to where the files specified in the include option should be placed. Relative to the root of the build directory."
+  )
+
   buildCommand.action(build)
 
+  const devCommand = program.command("dev")
+  devCommand.description("Start the admin dashboard in development mode")
+  devCommand.option("-p, --port <port>", "Port (default: 7001))")
+  devCommand.option(
+    "-b, --backend <url>",
+    "Backend URL (default http://localhost:9000)"
+  )
+  devCommand.action(dev)
+
+  const deployCommand = program.command("eject")
+  deployCommand.description(
+    "Eject the admin dashboard source code to a custom directory"
+  )
+  deployCommand.option("-o, --out-dir <path>", "Output directory")
+  deployCommand.action(eject)
+
   return program
 }