Add Render access review driver support

Register Render as an API-key connector provider and add an access
review driver that fetches workspace members from the Render API
(GET /v1/owners/{ownerId}/members).

Render exposes no partner OAuth program, so the connector authenticates
with a read-scoped API key (Authorization: Bearer) plus the customer's
Workspace ID. The flat members endpoint reports an explicit account
status and MFA flag, surfaced as the Active and MFAStatus fields; the
stable "usr-" id becomes ExternalID. There is no picker -- the
workspace is captured up front via ExtraSettings -- so
SetOrganizationSettings is omitted.

Signed-off-by: Aurélien Sibiril <81782+aureliensibiril@users.noreply.github.com>

pkg/connector/provider/render_test.go

@@ -0,0 +1,113 @@
+// Copyright (c) 2026 Probo Inc <hello@probo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package provider_test
+
+import (
+	"context"
+	"encoding/json"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"go.gearno.de/kit/httpclient"
+	"go.probo.inc/probo/pkg/accessreview/drivers"
+	"go.probo.inc/probo/pkg/connector/provider"
+	"go.probo.inc/probo/pkg/coredata"
+)
+
+func TestRenderRegistrationMetadata(t *testing.T) {
+	t.Parallel()
+
+	r := provider.NewBuiltinRegistry()
+	reg, ok := r.Get(coredata.ConnectorProviderRender)
+	require.True(t, ok, "render provider must be registered")
+
+	assert.Equal(t, "Render", reg.DisplayName)
+	assert.True(t, reg.SupportsAPIKey)
+	// Render authenticates with the default Authorization: Bearer scheme.
+	assert.Empty(t, reg.APIKeyAuthScheme)
+	assert.Empty(t, reg.APIKeyHeader)
+	assert.False(t, reg.APIKeyBasicAuth)
+	// No OAuth and no picker.
+	assert.Empty(t, reg.AuthURL)
+	assert.Nil(t, reg.SetOrganizationSettings)
+
+	require.Len(t, reg.ExtraSettings, 1)
+	assert.Equal(t, "workspaceId", reg.ExtraSettings[0].Key)
+	assert.Equal(t, "Workspace ID", reg.ExtraSettings[0].Label)
+	assert.True(t, reg.ExtraSettings[0].Required)
+}
+
+func TestRenderNewDriver(t *testing.T) {
+	t.Parallel()
+
+	r := provider.NewBuiltinRegistry()
+	reg, ok := r.Get(coredata.ConnectorProviderRender)
+	require.True(t, ok, "render provider must be registered")
+	require.NotNil(t, reg.NewDriver, "render NewDriver closure must be wired")
+
+	t.Run("creates driver with valid owner id", func(t *testing.T) {
+		t.Parallel()
+
+		raw, err := json.Marshal(&coredata.RenderConnectorSettings{
+			OwnerID: "tea-csp8nlbgbbvc73a8nn9g",
+		})
+		require.NoError(t, err)
+
+		conn := &coredata.Connector{
+			Provider:    coredata.ConnectorProviderRender,
+			RawSettings: raw,
+		}
+
+		drv, err := reg.NewDriver(context.Background(), httpclient.DefaultClient(httpclient.WithSSRFProtection()), conn, nil)
+		require.NoError(t, err)
+		assert.IsType(t, &drivers.RenderDriver{}, drv)
+	})
+
+	t.Run("errors when owner id is missing", func(t *testing.T) {
+		t.Parallel()
+
+		conn := &coredata.Connector{
+			Provider:    coredata.ConnectorProviderRender,
+			RawSettings: []byte(`{}`),
+		}
+
+		_, err := reg.NewDriver(context.Background(), httpclient.DefaultClient(httpclient.WithSSRFProtection()), conn, nil)
+		require.Error(t, err)
+		assert.Contains(t, err.Error(), "owner_id is required")
+	})
+}
+
+func TestRenderNewNameResolver(t *testing.T) {
+	t.Parallel()
+
+	r := provider.NewBuiltinRegistry()
+	reg, ok := r.Get(coredata.ConnectorProviderRender)
+	require.True(t, ok, "render provider must be registered")
+	require.NotNil(t, reg.NewNameResolver, "render NewNameResolver closure must be wired")
+
+	raw, err := json.Marshal(&coredata.RenderConnectorSettings{
+		OwnerID: "tea-csp8nlbgbbvc73a8nn9g",
+	})
+	require.NoError(t, err)
+
+	conn := &coredata.Connector{
+		Provider:    coredata.ConnectorProviderRender,
+		RawSettings: raw,
+	}
+
+	resolver := reg.NewNameResolver(context.Background(), httpclient.DefaultClient(httpclient.WithSSRFProtection()), conn, nil)
+	require.NotNil(t, resolver, "render name resolver must be constructed for a valid connector")
+}