netbird: update to 0.66.2, patch for Go 1.26 build

Changelog: https://github.com/netbirdio/netbird/releases/tag/v0.66.2

NetBird `v0.66.x` adds support for exposing a local HTTP service
from the CLI with the `netbird expose`[1] command, but only for
self-hosted deployments. Cloud support is coming.

[1]: https://docs.netbird.io/manage/reverse-proxy/expose-from-cli

---

`0.65.x` highlights

Changelog: https://github.com/netbirdio/netbird/releases/tag/v0.65.3

NetBird `v0.65.x` now includes a built-in reverse proxy[1], but only for
self-hosted deployments and is currently in beta. Cloud support is
coming soon.

Important: pre-shared keys or Rosenpass are currently incompatible with
the reverse proxy feature.

[1]: https://docs.netbird.io/manage/reverse-proxy

---

`v0.63.x` highlights

Changelog: https://github.com/netbirdio/netbird/releases/tag/v0.63.0

NetBird now supports private DNS zones[1].

[1]: https://docs.netbird.io/manage/dns/custom-zones

---

`v0.62.x` highlights

Changelog: https://github.com/netbirdio/netbird/releases/tag/v0.62.3

Upstream minimum Go requirement raised from `v1.24.x` to `v1.25.x`,
see the go.mod[1].

[1]: https://github.com/netbirdio/netbird/blob/v0.62.3/go.mod#L3-L5

---

Building `netbird` with Go 1.26.x fails with errors:

```
[...]
/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go126.go:22:2: WaitReasonSelect redeclared in this block
	/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go125.go:22:2: other declaration of WaitReasonSelect
/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go126.go:23:2: WaitReasonChanReceive redeclared in this block
	/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go125.go:23:2: other declaration of WaitReasonChanReceive
/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go126.go:24:2: WaitReasonSemacquire redeclared in this block
	/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go125.go:24:2: other declaration of WaitReasonSemacquire
[...]
```

Upstream Issue: https://github.com/netbirdio/netbird/issues/5290
Upstream PR: https://github.com/netbirdio/netbird/pull/5447

Signed-off-by: Wesley Gimenes <wehagy@proton.me>

net/netbird/Makefile

@@ -1,12 +1,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=netbird
-PKG_VERSION:=0.61.2
+PKG_VERSION:=0.66.2
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://codeload.github.com/netbirdio/netbird/tar.gz/v$(PKG_VERSION)?
-PKG_HASH:=6a13cba1a1176faf6932926e04cf09916dbfd1e42a269709416eb0b8a8ee3b2a
+PKG_HASH:=a6fd51d14c9508ccaa51dee165de552f04ef78d82ac8ee4a86afd35c93790d87
 
 PKG_MAINTAINER:=Wesley Gimenes <wehagy@proton.me>
 PKG_LICENSE:=BSD-3-Clause

net/netbird/patches/0100-client_update_gvisor_to_build_with_Go_1.26.x.patch

@@ -0,0 +1,58 @@
+From 9ac6ea431fdc68940785814fc799d7a157bb4323 Mon Sep 17 00:00:00 2001
+From: Wesley Gimenes <wehagy@proton.me>
+Date: Wed, 25 Feb 2026 06:36:10 -0300
+Subject: [PATCH] [client] update gvisor to fix build with Go 1.26.x
+Upstream-Status: Submitted [https://github.com/netbirdio/netbird/pull/5447]
+
+Building the client with the Go 1.26.x you see the error:
+
+```
+[...]
+/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go126.go:22:2: WaitReasonSelect redeclared in this block
+	/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go125.go:22:2: other declaration of WaitReasonSelect
+/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go126.go:23:2: WaitReasonChanReceive redeclared in this block
+	/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go125.go:23:2: other declaration of WaitReasonChanReceive
+/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go126.go:24:2: WaitReasonSemacquire redeclared in this block
+	/builder/dl/go-mod-cache/gvisor.dev/gvisor@v0.0.0-20251031020517-ecfcdd2f171c/pkg/sync/runtime_constants_go125.go:24:2: other declaration of WaitReasonSemacquire
+[...]
+```
+
+Fixes: https://github.com/netbirdio/netbird/issues/5290 ("Does not build with Go 1.26rc3")
+
+Signed-off-by: Wesley Gimenes <wehagy@proton.me>
+---
+ go.mod | 6 ++----
+ go.sum | 4 ++--
+ 2 files changed, 4 insertions(+), 6 deletions(-)
+
+--- a/go.mod
++++ b/go.mod
+@@ -1,8 +1,6 @@
+ module github.com/netbirdio/netbird
+ 
+-go 1.25
+-
+-toolchain go1.25.5
++go 1.25.5
+ 
+ require (
+ 	cunicu.li/go-rosenpass v0.4.0
+@@ -125,7 +123,7 @@ require (
+ 	gorm.io/driver/postgres v1.5.7
+ 	gorm.io/driver/sqlite v1.5.7
+ 	gorm.io/gorm v1.25.12
+-	gvisor.dev/gvisor v0.0.0-20251031020517-ecfcdd2f171c
++	gvisor.dev/gvisor v0.0.0-20260219192049-0f2374377e89
+ )
+ 
+ require (
+--- a/go.sum
++++ b/go.sum
+@@ -852,5 +852,5 @@ gorm.io/gorm v1.25.12 h1:I0u8i2hWQItBq1W
+ gorm.io/gorm v1.25.12/go.mod h1:xh7N7RHfYlNc5EmcI/El95gXusucDrQnHXe0+CgWcLQ=
+ gotest.tools/v3 v3.5.1 h1:EENdUnS3pdur5nybKYIh2Vfgc8IUNBjxDPSjtiJcOzU=
+ gotest.tools/v3 v3.5.1/go.mod h1:isy3WKz7GK6uNw/sbHzfKBLvlvXwUyV06n6brMxxopU=
+-gvisor.dev/gvisor v0.0.0-20251031020517-ecfcdd2f171c h1:pfzmXIkkDgydR4ZRP+e1hXywZfYR21FA0Fbk6ptMkiA=
+-gvisor.dev/gvisor v0.0.0-20251031020517-ecfcdd2f171c/go.mod h1:/mc6CfwbOm5KKmqoV7Qx20Q+Ja8+vO4g7FuCdlVoAfQ=
++gvisor.dev/gvisor v0.0.0-20260219192049-0f2374377e89 h1:mGJaeA61P8dEHTqdvAgc70ZIV3QoUoJcXCRyyjO26OA=
++gvisor.dev/gvisor v0.0.0-20260219192049-0f2374377e89/go.mod h1:QkHjoMIBaYtpVufgwv3keYAbln78mBoCuShZrPrer1Q=