chore: release v0.20.8

internal/powergenius/powergenius.go

@@ -33,6 +33,7 @@ type Status struct {
 	State       string  `json:"state,omitempty"`    // IDLE / TRANSMIT_A …
 	FanMode     string  `json:"fan_mode,omitempty"` // STANDARD / CONTEST / BROADCAST
 	Temperature float64 `json:"temperature"`
+	Operate     bool    `json:"operate"` // OPERATE vs STANDBY (optimistic until the amp reports it)
 }
 
 type Client struct {
@@ -119,8 +120,15 @@ func (c *Client) SetOperate(on bool) error {
 	if on {
 		v = "1"
 	}
-	_, err := c.command("operate=" + v)
-	return err
+	if _, err := c.command("operate=" + v); err != nil {
+		return err
+	}
+	// Optimistic: the status poll's "operate" field (when the firmware reports
+	// one) confirms or corrects this.
+	c.statusMu.Lock()
+	c.status.Operate = on
+	c.statusMu.Unlock()
+	return nil
 }
 
 func (c *Client) pollLoop() {
@@ -223,6 +231,8 @@ func (c *Client) parse(resp string) {
 		switch kv[0] {
 		case "state":
 			c.status.State = kv[1]
+		case "operate":
+			c.status.Operate = kv[1] == "1"
 		case "fanmode":
 			dev := strings.ToUpper(kv[1])
 			// Honour a recent optimistic change until the amp confirms it.