Initial provider implementation (#18)

This brings over the initial buildx prototype from pulumi/pulumi-docker
and fixes various build and release issues.

examples/yaml_test.go

@@ -6,8 +6,11 @@ package examples
 import (
 	"os"
 	"path"
+	"path/filepath"
 	"testing"
 
+	"github.com/pulumi/providertest"
+	"github.com/pulumi/pulumi-docker-build/provider"
 	"github.com/pulumi/pulumi/pkg/v3/testing/integration"
 	"github.com/stretchr/testify/require"
 )
@@ -25,3 +28,69 @@ func TestYAMLExample(t *testing.T) {
 
 	integration.ProgramTest(t, &test)
 }
+
+func TestYAMLExampleUpgrade(t *testing.T) {
+	// t.Setenv("PULUMI_PROVIDER_TEST_MODE", "snapshot")
+
+	cwd, err := os.Getwd()
+	require.NoError(t, err)
+
+	bin, err := filepath.Abs("../bin")
+	require.NoError(t, err)
+
+	t.Setenv("PATH", bin+":"+os.Getenv("PATH"))
+	p, err := provider.New(nil)
+	require.NoError(t, err)
+
+	test := providertest.NewProviderTest(path.Join(cwd, "upgrade"),
+		providertest.WithProviderName("docker-build"),
+		providertest.WithBaselineVersion("0.0.1"),
+		providertest.WithResourceProviderServer(p),
+		// providertest.WithConfig("dockerHubPassword", os.Getenv("DOCKER_HUB_PASSWORD")), // Doesn't support secrets yet.
+	)
+	test.Run(t)
+}
+
+func TestECR(t *testing.T) {
+	if os.Getenv("AWS_SESSION_TOKEN") == "" {
+		t.Skip("Missing AWS credentials")
+	}
+
+	cwd, err := os.Getwd()
+	require.NoError(t, err)
+
+	test := integration.ProgramTestOptions{
+		Dir: path.Join(cwd, "tests/ecr"),
+	}
+
+	integration.ProgramTest(t, &test)
+}
+
+func TestDockerHub(t *testing.T) {
+	if os.Getenv("DOCKER_HUB_PASSWORD") == "" {
+		t.Skip("Missing DockerHub credentials")
+	}
+
+	cwd, err := os.Getwd()
+	require.NoError(t, err)
+
+	test := integration.ProgramTestOptions{
+		Dir: path.Join(cwd, "tests/dockerhub"),
+		Secrets: map[string]string{
+			"dockerHubPassword": os.Getenv("DOCKER_HUB_PASSWORD"),
+		},
+	}
+
+	integration.ProgramTest(t, &test)
+}
+
+func TestDockerHubUnauthenticated(t *testing.T) {
+	cwd, err := os.Getwd()
+	require.NoError(t, err)
+
+	test := integration.ProgramTestOptions{
+		Dir: path.Join(cwd, "tests/unauthenticated"),
+	}
+
+	integration.ProgramTest(t, &test)
+}