Add GPIO plugin (#25806)

plugin/gpio.go

@@ -0,0 +1,18 @@
+//go:build !linux
+
+package plugin
+
+import (
+	"context"
+
+	"github.com/evcc-io/evcc/api"
+)
+
+func init() {
+	registry.AddCtx("gpio", NewGpioPluginFromConfig)
+}
+
+// NewGpioPluginFromConfig creates a GPIO provider
+func NewGpioPluginFromConfig(ctx context.Context, other map[string]any) (Plugin, error) {
+	return nil, api.ErrUnsupportedPlatform
+}