Add promisemirror markdown capabilities

Signed-off-by: Émile Ré <emile@getprobo.com>

cmd/proboctl/main.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"go.probo.inc/probo/pkg/cmd/cmdutil"
+	"go.probo.inc/probo/pkg/cmd/iostreams"
+	"go.probo.inc/probo/pkg/proboctl/root"
+)
+
+func main() {
+	ios := iostreams.System()
+	ios.ApplyColorProfile()
+
+	f := &cmdutil.Factory{
+		IOStreams: ios,
+	}
+
+	cmd := root.NewCmdRoot(f)
+
+	if err := cmd.Execute(); err != nil {
+		fmt.Fprintf(os.Stderr, "Error: %s\n", err)
+		os.Exit(1)
+	}
+}