Docker stopped recognizing the mcp-gateway.

[robsonalvesdevbr]

Docker stopped recognizing the mcp-gateway.

git clone https://github.com/docker/mcp-gateway.git
cd mcp-gateway
mkdir -p "$HOME/.docker/cli-plugins/"

# Build and install the plugin
make docker-mcp

$ docker mcp          
docker: unknown command: docker mcp

Run 'docker --help' for more information

 robson@robson
 $ cd .docker    
                                                                                                                                                                                                                                     
 robson@robson  ~/.docker
 $ ls
buildx  cli-plugins  desktop  mcp
                                                                                                                                                                                                                                     
 robson@robson  ~/.docker
 $ cd mcp    
                                                                                                                                                                                                                                     
 robson@robson : ~/.docker/mcp
 $ ls
catalog.json  catalogs  config.yaml  registry.yaml  secrets  tools.yaml
                                                                                                                                                                                                                                     
 robson@robson : ~/.docker/mcp
 $ cd ..     
                                                                                                                                                                                                                                     
 robson@robson : ~/.docker
 $ cd cli-plugins 
                                                                                                                                                                                                                                     
 robson@robson : ~/.docker/cli-plugins
 $ ls
docker-mcp
                                                                                                                                                                                                                                     
 robson@robson : ~/.docker/cli-plugins

Environment

OS: Ubuntu 25.10 x86_64
Host: VJFE69F11X-B0221H
Kernel: Linux 6.17.11-061711-generic
Uptime: 31 mins
Packages: 2172 (dpkg), 35 (snap)
Shell: zsh 5.9
Display (CSO1634): 1920x1200 @ 60 Hz in 16" [Built-in]
DE: GNOME 49.0
WM: Mutter (Wayland)
WM Theme: Yaru-dark
Theme: Yaru-dark [GTK2/3/4]
Icons: Yaru-dark [GTK2/3/4]
Font: Ubuntu Sans (11pt) [GTK2/3/4]
Cursor: Yaru (24px)
Terminal: Ptyxis 49.1
Terminal Font: MesloLGM Nerd Font (10pt)
CPU: AMD Ryzen 7 5825U (16) @ 4.55 GHz
GPU: AMD Barcelo [Integrated]
Memory: 3.73 GiB / 30.25 GiB (12%)
Swap: 0 B / 8.00 GiB (0%)
Disk (/): 239.57 GiB / 467.35 GiB (51%) - ext4
Local IP (wlo1): 192.168.68.110/24
Battery (SR Real Battery): 78% [Discharging]
Locale: en_US.UTF-8

Go

AR='ar'
CC='gcc'
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_ENABLED='1'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
CXX='g++'
GCCGO='gccgo'
GO111MODULE=''
GOAMD64='v1'
GOARCH='amd64'
GOAUTH='netrc'
GOBIN=''
GOCACHE='/home/robson/.cache/go-build'
GOCACHEPROG=''
GODEBUG=''
GOENV='/home/robson/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFIPS140='off'
GOFLAGS=''
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3813838799=/tmp/go-build -gno-record-gcc-switches'
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMOD='/dev/null'
GOMODCACHE='/home/robson/go/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/home/robson/go'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTELEMETRY='local'
GOTELEMETRYDIR='/home/robson/.config/go/telemetry'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.25.5'
GOWORK=''
PKG_CONFIG='pkg-config'