From 9ed23753cc0ac7109965cdae2d5793a7baa85728 Mon Sep 17 00:00:00 2001
From: Dejan Strbac <dejan@mercata.com>
Date: Mon, 9 Jun 2025 17:02:53 +0200
Subject: [PATCH 1/2] imapserver: include CHILDREN capability

---
 imapserver/capability.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/imapserver/capability.go b/imapserver/capability.go
index b3e7c99b..8c469622 100644
--- a/imapserver/capability.go
+++ b/imapserver/capability.go
@@ -81,6 +81,7 @@ func (c *Conn) availableCaps() []imap.Cap {
 			imap.CapCreateSpecialUse,
 			imap.CapLiteralPlus,
 			imap.CapUnauthenticate,
+			imap.CapChildren,
 		})
 	}
 	return caps

From 83d67df4be08240b2bbc8539a126860f90fdad8b Mon Sep 17 00:00:00 2001
From: Dejan Strbac <dejan@mercata.com>
Date: Wed, 11 Jun 2025 21:30:16 +0200
Subject: [PATCH 2/2] CapChildren should be folded in rev2

---
 capability.go            | 3 ++-
 imapserver/capability.go | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/capability.go b/capability.go
index f123a1bd..8249a80e 100644
--- a/capability.go
+++ b/capability.go
@@ -34,12 +34,12 @@ const (
 	CapMove         Cap = "MOVE"          // RFC 6851
 	CapLiteralMinus Cap = "LITERAL-"      // RFC 7888
 	CapStatusSize   Cap = "STATUS=SIZE"   // RFC 8438
+	CapChildren     Cap = "CHILDREN"      // RFC 3348
 
 	CapACL              Cap = "ACL"                // RFC 4314
 	CapAppendLimit      Cap = "APPENDLIMIT"        // RFC 7889
 	CapBinary           Cap = "BINARY"             // RFC 3516
 	CapCatenate         Cap = "CATENATE"           // RFC 4469
-	CapChildren         Cap = "CHILDREN"           // RFC 3348
 	CapCondStore        Cap = "CONDSTORE"          // RFC 7162
 	CapConvert          Cap = "CONVERT"            // RFC 5259
 	CapCreateSpecialUse Cap = "CREATE-SPECIAL-USE" // RFC 6154
@@ -92,6 +92,7 @@ var imap4rev2Caps = CapSet{
 	CapMove:         {},
 	CapLiteralMinus: {},
 	CapStatusSize:   {},
+	CapChildren:     {},
 }
 
 // AuthCap returns the capability name for an SASL authentication mechanism.
diff --git a/imapserver/capability.go b/imapserver/capability.go
index 1e54dac9..2c48a97b 100644
--- a/imapserver/capability.go
+++ b/imapserver/capability.go
@@ -80,6 +80,7 @@ func (c *Conn) availableCaps() []imap.Cap {
 				imap.CapMove,
 				imap.CapStatusSize,
 				imap.CapBinary,
+				imap.CapChildren,
 			})
 		}
 
@@ -89,7 +90,6 @@ func (c *Conn) availableCaps() []imap.Cap {
 			imap.CapCreateSpecialUse,
 			imap.CapLiteralPlus,
 			imap.CapUnauthenticate,
-			imap.CapChildren,
 		})
 	}
 	return caps